Home / 40,349.13-60,533.41-12,647.13

Finding the Fourth Proportional to 40,349.13, 60,533.41 and 12,647.13

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Solution

The fourth proportional to 40,349.13, 60,533.41 and 12,647.13 is: 18,973.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,349.13 : 60,533.41 = 12,647.13 : x
  2. Step 2: Convert to fraction form
    40,349.13/60,533.41 = 12,647.13/x
  3. Step 3: Cross multiply
    40,349.13x = 60,533.41 × 12,647.13
  4. Step 4: Simplify right side
    40,349.13x = 765,573,905.61
  5. Step 5: Solve for x
    x = 765,573,905.61/40,349.13
  6. Step 6: Final answer
    x = 18,973.74

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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.