Home / 38,389.94-57,592.47-13,437.08

Finding the Fourth Proportional to 38,389.94, 57,592.47 and 13,437.08

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Solution

The fourth proportional to 38,389.94, 57,592.47 and 13,437.08 is: 20,158.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,389.94 : 57,592.47 = 13,437.08 : x
  2. Step 2: Convert to fraction form
    38,389.94/57,592.47 = 13,437.08/x
  3. Step 3: Cross multiply
    38,389.94x = 57,592.47 × 13,437.08
  4. Step 4: Simplify right side
    38,389.94x = 773,874,626.79
  5. Step 5: Solve for x
    x = 773,874,626.79/38,389.94
  6. Step 6: Final answer
    x = 20,158.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.