Home / 25,259.16-34,857.45-13,774.08

Finding the Fourth Proportional to 25,259.16, 34,857.45 and 13,774.08

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Solution

The fourth proportional to 25,259.16, 34,857.45 and 13,774.08 is: 19,008.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,259.16 : 34,857.45 = 13,774.08 : x
  2. Step 2: Convert to fraction form
    25,259.16/34,857.45 = 13,774.08/x
  3. Step 3: Cross multiply
    25,259.16x = 34,857.45 × 13,774.08
  4. Step 4: Simplify right side
    25,259.16x = 480,129,304.90
  5. Step 5: Solve for x
    x = 480,129,304.90/25,259.16
  6. Step 6: Final answer
    x = 19,008.13

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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.