Home / 39,756.16-59,642.92-12,056.32

Finding the Fourth Proportional to 39,756.16, 59,642.92 and 12,056.32

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Solution

The fourth proportional to 39,756.16, 59,642.92 and 12,056.32 is: 18,087.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,756.16 : 59,642.92 = 12,056.32 : x
  2. Step 2: Convert to fraction form
    39,756.16/59,642.92 = 12,056.32/x
  3. Step 3: Cross multiply
    39,756.16x = 59,642.92 × 12,056.32
  4. Step 4: Simplify right side
    39,756.16x = 719,074,129.25
  5. Step 5: Solve for x
    x = 719,074,129.25/39,756.16
  6. Step 6: Final answer
    x = 18,087.11

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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.