Home / 25,259.79-37,891.98-12,772.02

Finding the Fourth Proportional to 25,259.79, 37,891.98 and 12,772.02

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Solution

The fourth proportional to 25,259.79, 37,891.98 and 12,772.02 is: 19,159.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,259.79 : 37,891.98 = 12,772.02 : x
  2. Step 2: Convert to fraction form
    25,259.79/37,891.98 = 12,772.02/x
  3. Step 3: Cross multiply
    25,259.79x = 37,891.98 × 12,772.02
  4. Step 4: Simplify right side
    25,259.79x = 483,957,126.40
  5. Step 5: Solve for x
    x = 483,957,126.40/25,259.79
  6. Step 6: Final answer
    x = 19,159.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.