Home / 22,663.02-31,254.21-15,003.06

Finding the Fourth Proportional to 22,663.02, 31,254.21 and 15,003.06

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Solution

The fourth proportional to 22,663.02, 31,254.21 and 15,003.06 is: 20,690.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,663.02 : 31,254.21 = 15,003.06 : x
  2. Step 2: Convert to fraction form
    22,663.02/31,254.21 = 15,003.06/x
  3. Step 3: Cross multiply
    22,663.02x = 31,254.21 × 15,003.06
  4. Step 4: Simplify right side
    22,663.02x = 468,908,787.88
  5. Step 5: Solve for x
    x = 468,908,787.88/22,663.02
  6. Step 6: Final answer
    x = 20,690.48

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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.