Home / 50,818.04-70,129.02-28,156.85

Finding the Fourth Proportional to 50,818.04, 70,129.02 and 28,156.85

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Solution

The fourth proportional to 50,818.04, 70,129.02 and 28,156.85 is: 38,856.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,818.04 : 70,129.02 = 28,156.85 : x
  2. Step 2: Convert to fraction form
    50,818.04/70,129.02 = 28,156.85/x
  3. Step 3: Cross multiply
    50,818.04x = 70,129.02 × 28,156.85
  4. Step 4: Simplify right side
    50,818.04x = 1,974,611,946.14
  5. Step 5: Solve for x
    x = 1,974,611,946.14/50,818.04
  6. Step 6: Final answer
    x = 38,856.52

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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.