Home / 25,620.13-38,436.67-7,152.13

Finding the Fourth Proportional to 25,620.13, 38,436.67 and 7,152.13

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Solution

The fourth proportional to 25,620.13, 38,436.67 and 7,152.13 is: 10,730.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,620.13 : 38,436.67 = 7,152.13 : x
  2. Step 2: Convert to fraction form
    25,620.13/38,436.67 = 7,152.13/x
  3. Step 3: Cross multiply
    25,620.13x = 38,436.67 × 7,152.13
  4. Step 4: Simplify right side
    25,620.13x = 274,904,060.61
  5. Step 5: Solve for x
    x = 274,904,060.61/25,620.13
  6. Step 6: Final answer
    x = 10,730.00

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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.