Home / 47,142.03-70,721.25-19,060.95

Finding the Fourth Proportional to 47,142.03, 70,721.25 and 19,060.95

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Solution

The fourth proportional to 47,142.03, 70,721.25 and 19,060.95 is: 28,594.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,142.03 : 70,721.25 = 19,060.95 : x
  2. Step 2: Convert to fraction form
    47,142.03/70,721.25 = 19,060.95/x
  3. Step 3: Cross multiply
    47,142.03x = 70,721.25 × 19,060.95
  4. Step 4: Simplify right side
    47,142.03x = 1,348,014,210.19
  5. Step 5: Solve for x
    x = 1,348,014,210.19/47,142.03
  6. Step 6: Final answer
    x = 28,594.74

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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.