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Finding the Fourth Proportional to 35,220.16, 48,605.03 and 19,304.61

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Solution

The fourth proportional to 35,220.16, 48,605.03 and 19,304.61 is: 26,641.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,220.16 : 48,605.03 = 19,304.61 : x
  2. Step 2: Convert to fraction form
    35,220.16/48,605.03 = 19,304.61/x
  3. Step 3: Cross multiply
    35,220.16x = 48,605.03 × 19,304.61
  4. Step 4: Simplify right side
    35,220.16x = 938,301,148.19
  5. Step 5: Solve for x
    x = 938,301,148.19/35,220.16
  6. Step 6: Final answer
    x = 26,641.02

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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.