Home / 10,827.22-14,955.90-8,710.72

Finding the Fourth Proportional to 10,827.22, 14,955.90 and 8,710.72

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Solution

The fourth proportional to 10,827.22, 14,955.90 and 8,710.72 is: 12,032.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,827.22 : 14,955.90 = 8,710.72 : x
  2. Step 2: Convert to fraction form
    10,827.22/14,955.90 = 8,710.72/x
  3. Step 3: Cross multiply
    10,827.22x = 14,955.90 × 8,710.72
  4. Step 4: Simplify right side
    10,827.22x = 130,276,708.61
  5. Step 5: Solve for x
    x = 130,276,708.61/10,827.22
  6. Step 6: Final answer
    x = 12,032.34

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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.