Home / 18,148.60-27,225.33-6,461.92

Finding the Fourth Proportional to 18,148.60, 27,225.33 and 6,461.92

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Solution

The fourth proportional to 18,148.60, 27,225.33 and 6,461.92 is: 9,693.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.60 : 27,225.33 = 6,461.92 : x
  2. Step 2: Convert to fraction form
    18,148.60/27,225.33 = 6,461.92/x
  3. Step 3: Cross multiply
    18,148.60x = 27,225.33 × 6,461.92
  4. Step 4: Simplify right side
    18,148.60x = 175,927,904.43
  5. Step 5: Solve for x
    x = 175,927,904.43/18,148.60
  6. Step 6: Final answer
    x = 9,693.75

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1.5x scale

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.