Home / 31,624.02-43,641.28-17,284.14

Finding the Fourth Proportional to 31,624.02, 43,641.28 and 17,284.14

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Solution

The fourth proportional to 31,624.02, 43,641.28 and 17,284.14 is: 23,852.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,624.02 : 43,641.28 = 17,284.14 : x
  2. Step 2: Convert to fraction form
    31,624.02/43,641.28 = 17,284.14/x
  3. Step 3: Cross multiply
    31,624.02x = 43,641.28 × 17,284.14
  4. Step 4: Simplify right side
    31,624.02x = 754,301,993.30
  5. Step 5: Solve for x
    x = 754,301,993.30/31,624.02
  6. Step 6: Final answer
    x = 23,852.19

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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.