Home / 25,594.17-35,299.07-21,490.13

Finding the Fourth Proportional to 25,594.17, 35,299.07 and 21,490.13

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Solution

The fourth proportional to 25,594.17, 35,299.07 and 21,490.13 is: 29,638.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,594.17 : 35,299.07 = 21,490.13 : x
  2. Step 2: Convert to fraction form
    25,594.17/35,299.07 = 21,490.13/x
  3. Step 3: Cross multiply
    25,594.17x = 35,299.07 × 21,490.13
  4. Step 4: Simplify right side
    25,594.17x = 758,581,603.18
  5. Step 5: Solve for x
    x = 758,581,603.18/25,594.17
  6. Step 6: Final answer
    x = 29,638.84

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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.