Home / 57,010.13-78,702.04-35,801.09

Finding the Fourth Proportional to 57,010.13, 78,702.04 and 35,801.09

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Solution

The fourth proportional to 57,010.13, 78,702.04 and 35,801.09 is: 49,423.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,010.13 : 78,702.04 = 35,801.09 : x
  2. Step 2: Convert to fraction form
    57,010.13/78,702.04 = 35,801.09/x
  3. Step 3: Cross multiply
    57,010.13x = 78,702.04 × 35,801.09
  4. Step 4: Simplify right side
    57,010.13x = 2,817,619,058.73
  5. Step 5: Solve for x
    x = 2,817,619,058.73/57,010.13
  6. Step 6: Final answer
    x = 49,423.13

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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.