Home / 25,619.85-38,437.20-10,624.18

Finding the Fourth Proportional to 25,619.85, 38,437.20 and 10,624.18

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Solution

The fourth proportional to 25,619.85, 38,437.20 and 10,624.18 is: 15,939.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,619.85 : 38,437.20 = 10,624.18 : x
  2. Step 2: Convert to fraction form
    25,619.85/38,437.20 = 10,624.18/x
  3. Step 3: Cross multiply
    25,619.85x = 38,437.20 × 10,624.18
  4. Step 4: Simplify right side
    25,619.85x = 408,363,731.50
  5. Step 5: Solve for x
    x = 408,363,731.50/25,619.85
  6. Step 6: Final answer
    x = 15,939.35

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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.