Home / 38,487.94-53,110.56-22,347.88

Finding the Fourth Proportional to 38,487.94, 53,110.56 and 22,347.88

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Solution

The fourth proportional to 38,487.94, 53,110.56 and 22,347.88 is: 30,838.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,487.94 : 53,110.56 = 22,347.88 : x
  2. Step 2: Convert to fraction form
    38,487.94/53,110.56 = 22,347.88/x
  3. Step 3: Cross multiply
    38,487.94x = 53,110.56 × 22,347.88
  4. Step 4: Simplify right side
    38,487.94x = 1,186,908,421.61
  5. Step 5: Solve for x
    x = 1,186,908,421.61/38,487.94
  6. Step 6: Final answer
    x = 30,838.45

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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.