Home / 23,114.13-31,895.69-13,045.02

Finding the Fourth Proportional to 23,114.13, 31,895.69 and 13,045.02

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Solution

The fourth proportional to 23,114.13, 31,895.69 and 13,045.02 is: 18,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,114.13 : 31,895.69 = 13,045.02 : x
  2. Step 2: Convert to fraction form
    23,114.13/31,895.69 = 13,045.02/x
  3. Step 3: Cross multiply
    23,114.13x = 31,895.69 × 13,045.02
  4. Step 4: Simplify right side
    23,114.13x = 416,079,848.74
  5. Step 5: Solve for x
    x = 416,079,848.74/23,114.13
  6. Step 6: Final answer
    x = 18,001.10

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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.