Home / 47,309.20-65,283.72-26,088.64

Finding the Fourth Proportional to 47,309.20, 65,283.72 and 26,088.64

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Solution

The fourth proportional to 47,309.20, 65,283.72 and 26,088.64 is: 36,000.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,309.20 : 65,283.72 = 26,088.64 : x
  2. Step 2: Convert to fraction form
    47,309.20/65,283.72 = 26,088.64/x
  3. Step 3: Cross multiply
    47,309.20x = 65,283.72 × 26,088.64
  4. Step 4: Simplify right side
    47,309.20x = 1,703,163,468.94
  5. Step 5: Solve for x
    x = 1,703,163,468.94/47,309.20
  6. Step 6: Final answer
    x = 36,000.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.