Home / 25,457.16-35,129.65-14,126.52

Finding the Fourth Proportional to 25,457.16, 35,129.65 and 14,126.52

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Solution

The fourth proportional to 25,457.16, 35,129.65 and 14,126.52 is: 19,493.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,457.16 : 35,129.65 = 14,126.52 : x
  2. Step 2: Convert to fraction form
    25,457.16/35,129.65 = 14,126.52/x
  3. Step 3: Cross multiply
    25,457.16x = 35,129.65 × 14,126.52
  4. Step 4: Simplify right side
    25,457.16x = 496,259,703.32
  5. Step 5: Solve for x
    x = 496,259,703.32/25,457.16
  6. Step 6: Final answer
    x = 19,493.91

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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.