Home / 40,928.04-61,402.08-14,270.33

Finding the Fourth Proportional to 40,928.04, 61,402.08 and 14,270.33

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Solution

The fourth proportional to 40,928.04, 61,402.08 and 14,270.33 is: 21,408.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,928.04 : 61,402.08 = 14,270.33 : x
  2. Step 2: Convert to fraction form
    40,928.04/61,402.08 = 14,270.33/x
  3. Step 3: Cross multiply
    40,928.04x = 61,402.08 × 14,270.33
  4. Step 4: Simplify right side
    40,928.04x = 876,227,944.29
  5. Step 5: Solve for x
    x = 876,227,944.29/40,928.04
  6. Step 6: Final answer
    x = 21,408.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.