Home / 29,851.28-41,184.16-18,509.06

Finding the Fourth Proportional to 29,851.28, 41,184.16 and 18,509.06

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Solution

The fourth proportional to 29,851.28, 41,184.16 and 18,509.06 is: 25,535.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,851.28 : 41,184.16 = 18,509.06 : x
  2. Step 2: Convert to fraction form
    29,851.28/41,184.16 = 18,509.06/x
  3. Step 3: Cross multiply
    29,851.28x = 41,184.16 × 18,509.06
  4. Step 4: Simplify right side
    29,851.28x = 762,280,088.49
  5. Step 5: Solve for x
    x = 762,280,088.49/29,851.28
  6. Step 6: Final answer
    x = 25,535.93

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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.