Home / 25,088.52-34,631.64-21,537.48

Finding the Fourth Proportional to 25,088.52, 34,631.64 and 21,537.48

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Solution

The fourth proportional to 25,088.52, 34,631.64 and 21,537.48 is: 29,729.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,088.52 : 34,631.64 = 21,537.48 : x
  2. Step 2: Convert to fraction form
    25,088.52/34,631.64 = 21,537.48/x
  3. Step 3: Cross multiply
    25,088.52x = 34,631.64 × 21,537.48
  4. Step 4: Simplify right side
    25,088.52x = 745,878,253.87
  5. Step 5: Solve for x
    x = 745,878,253.87/25,088.52
  6. Step 6: Final answer
    x = 29,729.86

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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.