Home / 47,587.86-71,303.92-28,810.99

Finding the Fourth Proportional to 47,587.86, 71,303.92 and 28,810.99

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Solution

The fourth proportional to 47,587.86, 71,303.92 and 28,810.99 is: 43,169.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,587.86 : 71,303.92 = 28,810.99 : x
  2. Step 2: Convert to fraction form
    47,587.86/71,303.92 = 28,810.99/x
  3. Step 3: Cross multiply
    47,587.86x = 71,303.92 × 28,810.99
  4. Step 4: Simplify right side
    47,587.86x = 2,054,336,526.08
  5. Step 5: Solve for x
    x = 2,054,336,526.08/47,587.86
  6. Step 6: Final answer
    x = 43,169.34

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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.