Home / 22,851.46-31,538.58-13,901.77

Finding the Fourth Proportional to 22,851.46, 31,538.58 and 13,901.77

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Solution

The fourth proportional to 22,851.46, 31,538.58 and 13,901.77 is: 19,186.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,851.46 : 31,538.58 = 13,901.77 : x
  2. Step 2: Convert to fraction form
    22,851.46/31,538.58 = 13,901.77/x
  3. Step 3: Cross multiply
    22,851.46x = 31,538.58 × 13,901.77
  4. Step 4: Simplify right side
    22,851.46x = 438,442,085.29
  5. Step 5: Solve for x
    x = 438,442,085.29/22,851.46
  6. Step 6: Final answer
    x = 19,186.61

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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.