Home / 14,319.02-19,761.33-7,946.82

Finding the Fourth Proportional to 14,319.02, 19,761.33 and 7,946.82

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Solution

The fourth proportional to 14,319.02, 19,761.33 and 7,946.82 is: 10,967.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,319.02 : 19,761.33 = 7,946.82 : x
  2. Step 2: Convert to fraction form
    14,319.02/19,761.33 = 7,946.82/x
  3. Step 3: Cross multiply
    14,319.02x = 19,761.33 × 7,946.82
  4. Step 4: Simplify right side
    14,319.02x = 157,039,732.47
  5. Step 5: Solve for x
    x = 157,039,732.47/14,319.02
  6. Step 6: Final answer
    x = 10,967.22

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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.