Home / 32,921.87-45,432.86-19,488.24

Finding the Fourth Proportional to 32,921.87, 45,432.86 and 19,488.24

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Solution

The fourth proportional to 32,921.87, 45,432.86 and 19,488.24 is: 26,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,921.87 : 45,432.86 = 19,488.24 : x
  2. Step 2: Convert to fraction form
    32,921.87/45,432.86 = 19,488.24/x
  3. Step 3: Cross multiply
    32,921.87x = 45,432.86 × 19,488.24
  4. Step 4: Simplify right side
    32,921.87x = 885,406,382.13
  5. Step 5: Solve for x
    x = 885,406,382.13/32,921.87
  6. Step 6: Final answer
    x = 26,894.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.