Home / 32,872.17-45,366.78-19,447.74

Finding the Fourth Proportional to 32,872.17, 45,366.78 and 19,447.74

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Solution

The fourth proportional to 32,872.17, 45,366.78 and 19,447.74 is: 26,839.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,872.17 : 45,366.78 = 19,447.74 : x
  2. Step 2: Convert to fraction form
    32,872.17/45,366.78 = 19,447.74/x
  3. Step 3: Cross multiply
    32,872.17x = 45,366.78 × 19,447.74
  4. Step 4: Simplify right side
    32,872.17x = 882,281,342.08
  5. Step 5: Solve for x
    x = 882,281,342.08/32,872.17
  6. Step 6: Final answer
    x = 26,839.77

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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.