Home / 47,008.32-70,466.40-19,325.76

Finding the Fourth Proportional to 47,008.32, 70,466.40 and 19,325.76

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Solution

The fourth proportional to 47,008.32, 70,466.40 and 19,325.76 is: 28,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,008.32 : 70,466.40 = 19,325.76 : x
  2. Step 2: Convert to fraction form
    47,008.32/70,466.40 = 19,325.76/x
  3. Step 3: Cross multiply
    47,008.32x = 70,466.40 × 19,325.76
  4. Step 4: Simplify right side
    47,008.32x = 1,361,816,734.46
  5. Step 5: Solve for x
    x = 1,361,816,734.46/47,008.32
  6. Step 6: Final answer
    x = 28,969.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.