Home / 47,024.32-70,490.40-19,341.76

Finding the Fourth Proportional to 47,024.32, 70,490.40 and 19,341.76

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Solution

The fourth proportional to 47,024.32, 70,490.40 and 19,341.76 is: 28,993.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,024.32 : 70,490.40 = 19,341.76 : x
  2. Step 2: Convert to fraction form
    47,024.32/70,490.40 = 19,341.76/x
  3. Step 3: Cross multiply
    47,024.32x = 70,490.40 × 19,341.76
  4. Step 4: Simplify right side
    47,024.32x = 1,363,408,399.10
  5. Step 5: Solve for x
    x = 1,363,408,399.10/47,024.32
  6. Step 6: Final answer
    x = 28,993.69

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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.