Home / 34,362.61-51,549.51-12,171.17

Finding the Fourth Proportional to 34,362.61, 51,549.51 and 12,171.17

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Solution

The fourth proportional to 34,362.61, 51,549.51 and 12,171.17 is: 18,258.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,362.61 : 51,549.51 = 12,171.17 : x
  2. Step 2: Convert to fraction form
    34,362.61/51,549.51 = 12,171.17/x
  3. Step 3: Cross multiply
    34,362.61x = 51,549.51 × 12,171.17
  4. Step 4: Simplify right side
    34,362.61x = 627,417,849.63
  5. Step 5: Solve for x
    x = 627,417,849.63/34,362.61
  6. Step 6: Final answer
    x = 18,258.74

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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.