Home / 14,003.73-19,312.16-10,220.90

Finding the Fourth Proportional to 14,003.73, 19,312.16 and 10,220.90

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Solution

The fourth proportional to 14,003.73, 19,312.16 and 10,220.90 is: 14,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,003.73 : 19,312.16 = 10,220.90 : x
  2. Step 2: Convert to fraction form
    14,003.73/19,312.16 = 10,220.90/x
  3. Step 3: Cross multiply
    14,003.73x = 19,312.16 × 10,220.90
  4. Step 4: Simplify right side
    14,003.73x = 197,387,617.11
  5. Step 5: Solve for x
    x = 197,387,617.11/14,003.73
  6. Step 6: Final answer
    x = 14,095.36

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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.