Home / 12,365.66-18,547.68-5,793.32

Finding the Fourth Proportional to 12,365.66, 18,547.68 and 5,793.32

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Solution

The fourth proportional to 12,365.66, 18,547.68 and 5,793.32 is: 8,689.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,365.66 : 18,547.68 = 5,793.32 : x
  2. Step 2: Convert to fraction form
    12,365.66/18,547.68 = 5,793.32/x
  3. Step 3: Cross multiply
    12,365.66x = 18,547.68 × 5,793.32
  4. Step 4: Simplify right side
    12,365.66x = 107,452,645.50
  5. Step 5: Solve for x
    x = 107,452,645.50/12,365.66
  6. Step 6: Final answer
    x = 8,689.60

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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.