Home / 40,405.32-60,617.76-12,703.32

Finding the Fourth Proportional to 40,405.32, 60,617.76 and 12,703.32

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Solution

The fourth proportional to 40,405.32, 60,617.76 and 12,703.32 is: 19,058.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,405.32 : 60,617.76 = 12,703.32 : x
  2. Step 2: Convert to fraction form
    40,405.32/60,617.76 = 12,703.32/x
  3. Step 3: Cross multiply
    40,405.32x = 60,617.76 × 12,703.32
  4. Step 4: Simplify right side
    40,405.32x = 770,046,802.96
  5. Step 5: Solve for x
    x = 770,046,802.96/40,405.32
  6. Step 6: Final answer
    x = 19,058.05

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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.