Home / 23,167.01-31,970.70-13,095.47

Finding the Fourth Proportional to 23,167.01, 31,970.70 and 13,095.47

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Solution

The fourth proportional to 23,167.01, 31,970.70 and 13,095.47 is: 18,071.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,167.01 : 31,970.70 = 13,095.47 : x
  2. Step 2: Convert to fraction form
    23,167.01/31,970.70 = 13,095.47/x
  3. Step 3: Cross multiply
    23,167.01x = 31,970.70 × 13,095.47
  4. Step 4: Simplify right side
    23,167.01x = 418,671,422.66
  5. Step 5: Solve for x
    x = 418,671,422.66/23,167.01
  6. Step 6: Final answer
    x = 18,071.88

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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.