Home / 12,332.18-18,501.04-3,567.78

Finding the Fourth Proportional to 12,332.18, 18,501.04 and 3,567.78

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Solution

The fourth proportional to 12,332.18, 18,501.04 and 3,567.78 is: 5,352.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.18 : 18,501.04 = 3,567.78 : x
  2. Step 2: Convert to fraction form
    12,332.18/18,501.04 = 3,567.78/x
  3. Step 3: Cross multiply
    12,332.18x = 18,501.04 × 3,567.78
  4. Step 4: Simplify right side
    12,332.18x = 66,007,547.99
  5. Step 5: Solve for x
    x = 66,007,547.99/12,332.18
  6. Step 6: Final answer
    x = 5,352.46

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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.