Home / 30,009.39-41,407.29-18,073.50

Finding the Fourth Proportional to 30,009.39, 41,407.29 and 18,073.50

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Solution

The fourth proportional to 30,009.39, 41,407.29 and 18,073.50 is: 24,938.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,009.39 : 41,407.29 = 18,073.50 : x
  2. Step 2: Convert to fraction form
    30,009.39/41,407.29 = 18,073.50/x
  3. Step 3: Cross multiply
    30,009.39x = 41,407.29 × 18,073.50
  4. Step 4: Simplify right side
    30,009.39x = 748,374,655.82
  5. Step 5: Solve for x
    x = 748,374,655.82/30,009.39
  6. Step 6: Final answer
    x = 24,938.02

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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.