Home / 47,312.60-70,970.24-17,724.77

Finding the Fourth Proportional to 47,312.60, 70,970.24 and 17,724.77

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Solution

The fourth proportional to 47,312.60, 70,970.24 and 17,724.77 is: 26,587.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,312.60 : 70,970.24 = 17,724.77 : x
  2. Step 2: Convert to fraction form
    47,312.60/70,970.24 = 17,724.77/x
  3. Step 3: Cross multiply
    47,312.60x = 70,970.24 × 17,724.77
  4. Step 4: Simplify right side
    47,312.60x = 1,257,930,870.31
  5. Step 5: Solve for x
    x = 1,257,930,870.31/47,312.60
  6. Step 6: Final answer
    x = 26,587.65

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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.