Home / 27,295.13-37,668.02-15,358.90

Finding the Fourth Proportional to 27,295.13, 37,668.02 and 15,358.90

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Solution

The fourth proportional to 27,295.13, 37,668.02 and 15,358.90 is: 21,195.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295.13 : 37,668.02 = 15,358.90 : x
  2. Step 2: Convert to fraction form
    27,295.13/37,668.02 = 15,358.90/x
  3. Step 3: Cross multiply
    27,295.13x = 37,668.02 × 15,358.90
  4. Step 4: Simplify right side
    27,295.13x = 578,539,352.38
  5. Step 5: Solve for x
    x = 578,539,352.38/27,295.13
  6. Step 6: Final answer
    x = 21,195.70

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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.