Home / 25,030.12-37,545.20-8,387.08

Finding the Fourth Proportional to 25,030.12, 37,545.20 and 8,387.08

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Solution

The fourth proportional to 25,030.12, 37,545.20 and 8,387.08 is: 12,580.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,030.12 : 37,545.20 = 8,387.08 : x
  2. Step 2: Convert to fraction form
    25,030.12/37,545.20 = 8,387.08/x
  3. Step 3: Cross multiply
    25,030.12x = 37,545.20 × 8,387.08
  4. Step 4: Simplify right side
    25,030.12x = 314,894,596.02
  5. Step 5: Solve for x
    x = 314,894,596.02/25,030.12
  6. Step 6: Final answer
    x = 12,580.63

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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.