Home / 25,457.47-35,131.50-14,127.01

Finding the Fourth Proportional to 25,457.47, 35,131.50 and 14,127.01

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Solution

The fourth proportional to 25,457.47, 35,131.50 and 14,127.01 is: 19,495.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,457.47 : 35,131.50 = 14,127.01 : x
  2. Step 2: Convert to fraction form
    25,457.47/35,131.50 = 14,127.01/x
  3. Step 3: Cross multiply
    25,457.47x = 35,131.50 × 14,127.01
  4. Step 4: Simplify right side
    25,457.47x = 496,303,051.82
  5. Step 5: Solve for x
    x = 496,303,051.82/25,457.47
  6. Step 6: Final answer
    x = 19,495.38

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.