Home / 39,426.64-58,986.60-36,117.16

Finding the Fourth Proportional to 39,426.64, 58,986.60 and 36,117.16

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Solution

The fourth proportional to 39,426.64, 58,986.60 and 36,117.16 is: 54,035.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,426.64 : 58,986.60 = 36,117.16 : x
  2. Step 2: Convert to fraction form
    39,426.64/58,986.60 = 36,117.16/x
  3. Step 3: Cross multiply
    39,426.64x = 58,986.60 × 36,117.16
  4. Step 4: Simplify right side
    39,426.64x = 2,130,428,470.06
  5. Step 5: Solve for x
    x = 2,130,428,470.06/39,426.64
  6. Step 6: Final answer
    x = 54,035.25

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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.