Home / 42,967.29-64,454.02-17,982.19

Finding the Fourth Proportional to 42,967.29, 64,454.02 and 17,982.19

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Solution

The fourth proportional to 42,967.29, 64,454.02 and 17,982.19 is: 26,974.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,967.29 : 64,454.02 = 17,982.19 : x
  2. Step 2: Convert to fraction form
    42,967.29/64,454.02 = 17,982.19/x
  3. Step 3: Cross multiply
    42,967.29x = 64,454.02 × 17,982.19
  4. Step 4: Simplify right side
    42,967.29x = 1,159,024,227.81
  5. Step 5: Solve for x
    x = 1,159,024,227.81/42,967.29
  6. Step 6: Final answer
    x = 26,974.57

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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.