Home / 38,711.37-53,409.04-22,575.02

Finding the Fourth Proportional to 38,711.37, 53,409.04 and 22,575.02

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Solution

The fourth proportional to 38,711.37, 53,409.04 and 22,575.02 is: 31,146.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,711.37 : 53,409.04 = 22,575.02 : x
  2. Step 2: Convert to fraction form
    38,711.37/53,409.04 = 22,575.02/x
  3. Step 3: Cross multiply
    38,711.37x = 53,409.04 × 22,575.02
  4. Step 4: Simplify right side
    38,711.37x = 1,205,710,146.18
  5. Step 5: Solve for x
    x = 1,205,710,146.18/38,711.37
  6. Step 6: Final answer
    x = 31,146.15

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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.