Home / 27,070.86-37,358.61-15,134.70

Finding the Fourth Proportional to 27,070.86, 37,358.61 and 15,134.70

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Solution

The fourth proportional to 27,070.86, 37,358.61 and 15,134.70 is: 20,886.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.86 : 37,358.61 = 15,134.70 : x
  2. Step 2: Convert to fraction form
    27,070.86/37,358.61 = 15,134.70/x
  3. Step 3: Cross multiply
    27,070.86x = 37,358.61 × 15,134.70
  4. Step 4: Simplify right side
    27,070.86x = 565,411,354.77
  5. Step 5: Solve for x
    x = 565,411,354.77/27,070.86
  6. Step 6: Final answer
    x = 20,886.35

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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.