Home / 25,140.30-37,686.45-9,341.10

Finding the Fourth Proportional to 25,140.30, 37,686.45 and 9,341.10

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Solution

The fourth proportional to 25,140.30, 37,686.45 and 9,341.10 is: 14,002.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.30 : 37,686.45 = 9,341.10 : x
  2. Step 2: Convert to fraction form
    25,140.30/37,686.45 = 9,341.10/x
  3. Step 3: Cross multiply
    25,140.30x = 37,686.45 × 9,341.10
  4. Step 4: Simplify right side
    25,140.30x = 352,032,898.10
  5. Step 5: Solve for x
    x = 352,032,898.10/25,140.30
  6. Step 6: Final answer
    x = 14,002.73

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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.