Home / 15,434.67-23,155.65-5,437.92

Finding the Fourth Proportional to 15,434.67, 23,155.65 and 5,437.92

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Solution

The fourth proportional to 15,434.67, 23,155.65 and 5,437.92 is: 8,158.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.67 : 23,155.65 = 5,437.92 : x
  2. Step 2: Convert to fraction form
    15,434.67/23,155.65 = 5,437.92/x
  3. Step 3: Cross multiply
    15,434.67x = 23,155.65 × 5,437.92
  4. Step 4: Simplify right side
    15,434.67x = 125,918,572.25
  5. Step 5: Solve for x
    x = 125,918,572.25/15,434.67
  6. Step 6: Final answer
    x = 8,158.16

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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.