Home / 45,141.57-62,325.63-28,152.70

Finding the Fourth Proportional to 45,141.57, 62,325.63 and 28,152.70

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Solution

The fourth proportional to 45,141.57, 62,325.63 and 28,152.70 is: 38,869.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,141.57 : 62,325.63 = 28,152.70 : x
  2. Step 2: Convert to fraction form
    45,141.57/62,325.63 = 28,152.70/x
  3. Step 3: Cross multiply
    45,141.57x = 62,325.63 × 28,152.70
  4. Step 4: Simplify right side
    45,141.57x = 1,754,634,607.89
  5. Step 5: Solve for x
    x = 1,754,634,607.89/45,141.57
  6. Step 6: Final answer
    x = 38,869.60

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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.