Home / 29,333.02-40,479.19-15,904.23

Finding the Fourth Proportional to 29,333.02, 40,479.19 and 15,904.23

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Solution

The fourth proportional to 29,333.02, 40,479.19 and 15,904.23 is: 21,947.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,333.02 : 40,479.19 = 15,904.23 : x
  2. Step 2: Convert to fraction form
    29,333.02/40,479.19 = 15,904.23/x
  3. Step 3: Cross multiply
    29,333.02x = 40,479.19 × 15,904.23
  4. Step 4: Simplify right side
    29,333.02x = 643,790,308.21
  5. Step 5: Solve for x
    x = 643,790,308.21/29,333.02
  6. Step 6: Final answer
    x = 21,947.63

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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.