Home / 14,264.71-19,688.47-8,966.70

Finding the Fourth Proportional to 14,264.71, 19,688.47 and 8,966.70

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Solution

The fourth proportional to 14,264.71, 19,688.47 and 8,966.70 is: 12,376.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,264.71 : 19,688.47 = 8,966.70 : x
  2. Step 2: Convert to fraction form
    14,264.71/19,688.47 = 8,966.70/x
  3. Step 3: Cross multiply
    14,264.71x = 19,688.47 × 8,966.70
  4. Step 4: Simplify right side
    14,264.71x = 176,540,581.53
  5. Step 5: Solve for x
    x = 176,540,581.53/14,264.71
  6. Step 6: Final answer
    x = 12,376.04

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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.