Home / 31,966.84-47,959.98-19,330.84

Finding the Fourth Proportional to 31,966.84, 47,959.98 and 19,330.84

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Solution

The fourth proportional to 31,966.84, 47,959.98 and 19,330.84 is: 29,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,966.84 : 47,959.98 = 19,330.84 : x
  2. Step 2: Convert to fraction form
    31,966.84/47,959.98 = 19,330.84/x
  3. Step 3: Cross multiply
    31,966.84x = 47,959.98 × 19,330.84
  4. Step 4: Simplify right side
    31,966.84x = 927,106,699.78
  5. Step 5: Solve for x
    x = 927,106,699.78/31,966.84
  6. Step 6: Final answer
    x = 29,002.14

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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.