Home / 25,457.09-35,130.98-14,126.63

Finding the Fourth Proportional to 25,457.09, 35,130.98 and 14,126.63

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Solution

The fourth proportional to 25,457.09, 35,130.98 and 14,126.63 is: 19,494.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,457.09 : 35,130.98 = 14,126.63 : x
  2. Step 2: Convert to fraction form
    25,457.09/35,130.98 = 14,126.63/x
  3. Step 3: Cross multiply
    25,457.09x = 35,130.98 × 14,126.63
  4. Step 4: Simplify right side
    25,457.09x = 496,282,285.36
  5. Step 5: Solve for x
    x = 496,282,285.36/25,457.09
  6. Step 6: Final answer
    x = 19,494.86

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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.