Home / 28,624.38-42,929.58-22,368.88

Finding the Fourth Proportional to 28,624.38, 42,929.58 and 22,368.88

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Solution

The fourth proportional to 28,624.38, 42,929.58 and 22,368.88 is: 33,547.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,624.38 : 42,929.58 = 22,368.88 : x
  2. Step 2: Convert to fraction form
    28,624.38/42,929.58 = 22,368.88/x
  3. Step 3: Cross multiply
    28,624.38x = 42,929.58 × 22,368.88
  4. Step 4: Simplify right side
    28,624.38x = 960,286,623.47
  5. Step 5: Solve for x
    x = 960,286,623.47/28,624.38
  6. Step 6: Final answer
    x = 33,547.86

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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.