Home / 10,532.32-14,491.02-7,999.72

Finding the Fourth Proportional to 10,532.32, 14,491.02 and 7,999.72

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Solution

The fourth proportional to 10,532.32, 14,491.02 and 7,999.72 is: 11,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,532.32 : 14,491.02 = 7,999.72 : x
  2. Step 2: Convert to fraction form
    10,532.32/14,491.02 = 7,999.72/x
  3. Step 3: Cross multiply
    10,532.32x = 14,491.02 × 7,999.72
  4. Step 4: Simplify right side
    10,532.32x = 115,924,102.51
  5. Step 5: Solve for x
    x = 115,924,102.51/10,532.32
  6. Step 6: Final answer
    x = 11,006.51

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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.