Home / 14,947.86-22,422.66-7,543.65

Finding the Fourth Proportional to 14,947.86, 22,422.66 and 7,543.65

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Solution

The fourth proportional to 14,947.86, 22,422.66 and 7,543.65 is: 11,315.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.86 : 22,422.66 = 7,543.65 : x
  2. Step 2: Convert to fraction form
    14,947.86/22,422.66 = 7,543.65/x
  3. Step 3: Cross multiply
    14,947.86x = 22,422.66 × 7,543.65
  4. Step 4: Simplify right side
    14,947.86x = 169,148,699.11
  5. Step 5: Solve for x
    x = 169,148,699.11/14,947.86
  6. Step 6: Final answer
    x = 11,315.91

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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.