Home / 30,061.52-41,447.10-19,287.32

Finding the Fourth Proportional to 30,061.52, 41,447.10 and 19,287.32

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Solution

The fourth proportional to 30,061.52, 41,447.10 and 19,287.32 is: 26,592.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,061.52 : 41,447.10 = 19,287.32 : x
  2. Step 2: Convert to fraction form
    30,061.52/41,447.10 = 19,287.32/x
  3. Step 3: Cross multiply
    30,061.52x = 41,447.10 × 19,287.32
  4. Step 4: Simplify right side
    30,061.52x = 799,403,480.77
  5. Step 5: Solve for x
    x = 799,403,480.77/30,061.52
  6. Step 6: Final answer
    x = 26,592.25

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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.