Home / 27,646.61-41,434.05-15,782.13

Finding the Fourth Proportional to 27,646.61, 41,434.05 and 15,782.13

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Solution

The fourth proportional to 27,646.61, 41,434.05 and 15,782.13 is: 23,652.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,646.61 : 41,434.05 = 15,782.13 : x
  2. Step 2: Convert to fraction form
    27,646.61/41,434.05 = 15,782.13/x
  3. Step 3: Cross multiply
    27,646.61x = 41,434.05 × 15,782.13
  4. Step 4: Simplify right side
    27,646.61x = 653,917,622.71
  5. Step 5: Solve for x
    x = 653,917,622.71/27,646.61
  6. Step 6: Final answer
    x = 23,652.73

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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.