Home / 27,155.61-37,427.90-18,064.71

Finding the Fourth Proportional to 27,155.61, 37,427.90 and 18,064.71

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Solution

The fourth proportional to 27,155.61, 37,427.90 and 18,064.71 is: 24,898.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,155.61 : 37,427.90 = 18,064.71 : x
  2. Step 2: Convert to fraction form
    27,155.61/37,427.90 = 18,064.71/x
  3. Step 3: Cross multiply
    27,155.61x = 37,427.90 × 18,064.71
  4. Step 4: Simplify right side
    27,155.61x = 676,124,069.09
  5. Step 5: Solve for x
    x = 676,124,069.09/27,155.61
  6. Step 6: Final answer
    x = 24,898.14

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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.