Home / 30,924.57-42,680.49-19,595.13

Finding the Fourth Proportional to 30,924.57, 42,680.49 and 19,595.13

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Solution

The fourth proportional to 30,924.57, 42,680.49 and 19,595.13 is: 27,044.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,924.57 : 42,680.49 = 19,595.13 : x
  2. Step 2: Convert to fraction form
    30,924.57/42,680.49 = 19,595.13/x
  3. Step 3: Cross multiply
    30,924.57x = 42,680.49 × 19,595.13
  4. Step 4: Simplify right side
    30,924.57x = 836,329,750.01
  5. Step 5: Solve for x
    x = 836,329,750.01/30,924.57
  6. Step 6: Final answer
    x = 27,044.18

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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.