Home / 34,101.13-47,061.93-20,672.95

Finding the Fourth Proportional to 34,101.13, 47,061.93 and 20,672.95

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Solution

The fourth proportional to 34,101.13, 47,061.93 and 20,672.95 is: 28,530.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,101.13 : 47,061.93 = 20,672.95 : x
  2. Step 2: Convert to fraction form
    34,101.13/47,061.93 = 20,672.95/x
  3. Step 3: Cross multiply
    34,101.13x = 47,061.93 × 20,672.95
  4. Step 4: Simplify right side
    34,101.13x = 972,908,975.27
  5. Step 5: Solve for x
    x = 972,908,975.27/34,101.13
  6. Step 6: Final answer
    x = 28,530.11

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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.