Home / 35,117.18-52,651.12-12,927.71

Finding the Fourth Proportional to 35,117.18, 52,651.12 and 12,927.71

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Solution

The fourth proportional to 35,117.18, 52,651.12 and 12,927.71 is: 19,382.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,117.18 : 52,651.12 = 12,927.71 : x
  2. Step 2: Convert to fraction form
    35,117.18/52,651.12 = 12,927.71/x
  3. Step 3: Cross multiply
    35,117.18x = 52,651.12 × 12,927.71
  4. Step 4: Simplify right side
    35,117.18x = 680,658,147.28
  5. Step 5: Solve for x
    x = 680,658,147.28/35,117.18
  6. Step 6: Final answer
    x = 19,382.49

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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.