Home / 25,038.08-34,552.64-13,860.08

Finding the Fourth Proportional to 25,038.08, 34,552.64 and 13,860.08

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Solution

The fourth proportional to 25,038.08, 34,552.64 and 13,860.08 is: 19,126.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,038.08 : 34,552.64 = 13,860.08 : x
  2. Step 2: Convert to fraction form
    25,038.08/34,552.64 = 13,860.08/x
  3. Step 3: Cross multiply
    25,038.08x = 34,552.64 × 13,860.08
  4. Step 4: Simplify right side
    25,038.08x = 478,902,354.61
  5. Step 5: Solve for x
    x = 478,902,354.61/25,038.08
  6. Step 6: Final answer
    x = 19,126.96

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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.