Home / 15,947.66-22,032.74-12,184

Finding the Fourth Proportional to 15,947.66, 22,032.74 and 12,184

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Solution

The fourth proportional to 15,947.66, 22,032.74 and 12,184 is: 16,833.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,947.66 : 22,032.74 = 12,184 : x
  2. Step 2: Convert to fraction form
    15,947.66/22,032.74 = 12,184/x
  3. Step 3: Cross multiply
    15,947.66x = 22,032.74 × 12,184
  4. Step 4: Simplify right side
    15,947.66x = 268,446,904.16
  5. Step 5: Solve for x
    x = 268,446,904.16/15,947.66
  6. Step 6: Final answer
    x = 16,833.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.