Home / 23,106.60-31,886.10-13,035.24

Finding the Fourth Proportional to 23,106.60, 31,886.10 and 13,035.24

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Solution

The fourth proportional to 23,106.60, 31,886.10 and 13,035.24 is: 17,988.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,106.60 : 31,886.10 = 13,035.24 : x
  2. Step 2: Convert to fraction form
    23,106.60/31,886.10 = 13,035.24/x
  3. Step 3: Cross multiply
    23,106.60x = 31,886.10 × 13,035.24
  4. Step 4: Simplify right side
    23,106.60x = 415,642,966.16
  5. Step 5: Solve for x
    x = 415,642,966.16/23,106.60
  6. Step 6: Final answer
    x = 17,988.06

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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.