Home / 23,423.81-35,079.41-13,398.16

Finding the Fourth Proportional to 23,423.81, 35,079.41 and 13,398.16

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Solution

The fourth proportional to 23,423.81, 35,079.41 and 13,398.16 is: 20,065.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.81 : 35,079.41 = 13,398.16 : x
  2. Step 2: Convert to fraction form
    23,423.81/35,079.41 = 13,398.16/x
  3. Step 3: Cross multiply
    23,423.81x = 35,079.41 × 13,398.16
  4. Step 4: Simplify right side
    23,423.81x = 469,999,625.23
  5. Step 5: Solve for x
    x = 469,999,625.23/23,423.81
  6. Step 6: Final answer
    x = 20,065.04

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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.