Home / 15,624.83-23,439.68-5,092.40

Finding the Fourth Proportional to 15,624.83, 23,439.68 and 5,092.40

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Solution

The fourth proportional to 15,624.83, 23,439.68 and 5,092.40 is: 7,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.83 : 23,439.68 = 5,092.40 : x
  2. Step 2: Convert to fraction form
    15,624.83/23,439.68 = 5,092.40/x
  3. Step 3: Cross multiply
    15,624.83x = 23,439.68 × 5,092.40
  4. Step 4: Simplify right side
    15,624.83x = 119,364,263.36
  5. Step 5: Solve for x
    x = 119,364,263.36/15,624.83
  6. Step 6: Final answer
    x = 7,639.40

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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.