Home / 29,678.16-40,937.70-23,295.15

Finding the Fourth Proportional to 29,678.16, 40,937.70 and 23,295.15

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Solution

The fourth proportional to 29,678.16, 40,937.70 and 23,295.15 is: 32,133.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,678.16 : 40,937.70 = 23,295.15 : x
  2. Step 2: Convert to fraction form
    29,678.16/40,937.70 = 23,295.15/x
  3. Step 3: Cross multiply
    29,678.16x = 40,937.70 × 23,295.15
  4. Step 4: Simplify right side
    29,678.16x = 953,649,862.16
  5. Step 5: Solve for x
    x = 953,649,862.16/29,678.16
  6. Step 6: Final answer
    x = 32,133.05

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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.