Home / 34,332.32-51,492.12-12,145.88

Finding the Fourth Proportional to 34,332.32, 51,492.12 and 12,145.88

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Solution

The fourth proportional to 34,332.32, 51,492.12 and 12,145.88 is: 18,216.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,332.32 : 51,492.12 = 12,145.88 : x
  2. Step 2: Convert to fraction form
    34,332.32/51,492.12 = 12,145.88/x
  3. Step 3: Cross multiply
    34,332.32x = 51,492.12 × 12,145.88
  4. Step 4: Simplify right side
    34,332.32x = 625,417,110.47
  5. Step 5: Solve for x
    x = 625,417,110.47/34,332.32
  6. Step 6: Final answer
    x = 18,216.57

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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.