Home / 25,312.10-37,969.16-9,515.48

Finding the Fourth Proportional to 25,312.10, 37,969.16 and 9,515.48

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Solution

The fourth proportional to 25,312.10, 37,969.16 and 9,515.48 is: 14,273.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,312.10 : 37,969.16 = 9,515.48 : x
  2. Step 2: Convert to fraction form
    25,312.10/37,969.16 = 9,515.48/x
  3. Step 3: Cross multiply
    25,312.10x = 37,969.16 × 9,515.48
  4. Step 4: Simplify right side
    25,312.10x = 361,294,545.17
  5. Step 5: Solve for x
    x = 361,294,545.17/25,312.10
  6. Step 6: Final answer
    x = 14,273.59

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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.