Home / 25,266.96-34,871.40-14,515.68

Finding the Fourth Proportional to 25,266.96, 34,871.40 and 14,515.68

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Solution

The fourth proportional to 25,266.96, 34,871.40 and 14,515.68 is: 20,033.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,266.96 : 34,871.40 = 14,515.68 : x
  2. Step 2: Convert to fraction form
    25,266.96/34,871.40 = 14,515.68/x
  3. Step 3: Cross multiply
    25,266.96x = 34,871.40 × 14,515.68
  4. Step 4: Simplify right side
    25,266.96x = 506,182,083.55
  5. Step 5: Solve for x
    x = 506,182,083.55/25,266.96
  6. Step 6: Final answer
    x = 20,033.36

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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.