Home / 15,624.16-23,432.64-4,528.40

Finding the Fourth Proportional to 15,624.16, 23,432.64 and 4,528.40

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Solution

The fourth proportional to 15,624.16, 23,432.64 and 4,528.40 is: 6,791.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,624.16 : 23,432.64 = 4,528.40 : x
  2. Step 2: Convert to fraction form
    15,624.16/23,432.64 = 4,528.40/x
  3. Step 3: Cross multiply
    15,624.16x = 23,432.64 × 4,528.40
  4. Step 4: Simplify right side
    15,624.16x = 106,112,366.98
  5. Step 5: Solve for x
    x = 106,112,366.98/15,624.16
  6. Step 6: Final answer
    x = 6,791.56

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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.