Home / 47,245.98-70,867.71-19,158.51

Finding the Fourth Proportional to 47,245.98, 70,867.71 and 19,158.51

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Solution

The fourth proportional to 47,245.98, 70,867.71 and 19,158.51 is: 28,737.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,245.98 : 70,867.71 = 19,158.51 : x
  2. Step 2: Convert to fraction form
    47,245.98/70,867.71 = 19,158.51/x
  3. Step 3: Cross multiply
    47,245.98x = 70,867.71 × 19,158.51
  4. Step 4: Simplify right side
    47,245.98x = 1,357,719,730.71
  5. Step 5: Solve for x
    x = 1,357,719,730.71/47,245.98
  6. Step 6: Final answer
    x = 28,737.25

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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.