Home / 15,426.15-23,141.66-5,567.85

Finding the Fourth Proportional to 15,426.15, 23,141.66 and 5,567.85

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Solution

The fourth proportional to 15,426.15, 23,141.66 and 5,567.85 is: 8,352.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,426.15 : 23,141.66 = 5,567.85 : x
  2. Step 2: Convert to fraction form
    15,426.15/23,141.66 = 5,567.85/x
  3. Step 3: Cross multiply
    15,426.15x = 23,141.66 × 5,567.85
  4. Step 4: Simplify right side
    15,426.15x = 128,849,263.79
  5. Step 5: Solve for x
    x = 128,849,263.79/15,426.15
  6. Step 6: Final answer
    x = 8,352.65

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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.