Home / 40,265.52-60,408.96-13,970.20

Finding the Fourth Proportional to 40,265.52, 60,408.96 and 13,970.20

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Solution

The fourth proportional to 40,265.52, 60,408.96 and 13,970.20 is: 20,959.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,265.52 : 60,408.96 = 13,970.20 : x
  2. Step 2: Convert to fraction form
    40,265.52/60,408.96 = 13,970.20/x
  3. Step 3: Cross multiply
    40,265.52x = 60,408.96 × 13,970.20
  4. Step 4: Simplify right side
    40,265.52x = 843,925,252.99
  5. Step 5: Solve for x
    x = 843,925,252.99/40,265.52
  6. Step 6: Final answer
    x = 20,959.01

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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.