Home / 31,659.84-47,506.02-14,141.16

Finding the Fourth Proportional to 31,659.84, 47,506.02 and 14,141.16

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Solution

The fourth proportional to 31,659.84, 47,506.02 and 14,141.16 is: 21,219.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,659.84 : 47,506.02 = 14,141.16 : x
  2. Step 2: Convert to fraction form
    31,659.84/47,506.02 = 14,141.16/x
  3. Step 3: Cross multiply
    31,659.84x = 47,506.02 × 14,141.16
  4. Step 4: Simplify right side
    31,659.84x = 671,790,229.78
  5. Step 5: Solve for x
    x = 671,790,229.78/31,659.84
  6. Step 6: Final answer
    x = 21,219.00

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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.