Home / 39,316.53-58,689.74-36,389.71

Finding the Fourth Proportional to 39,316.53, 58,689.74 and 36,389.71

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Solution

The fourth proportional to 39,316.53, 58,689.74 and 36,389.71 is: 54,320.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,316.53 : 58,689.74 = 36,389.71 : x
  2. Step 2: Convert to fraction form
    39,316.53/58,689.74 = 36,389.71/x
  3. Step 3: Cross multiply
    39,316.53x = 58,689.74 × 36,389.71
  4. Step 4: Simplify right side
    39,316.53x = 2,135,702,289.90
  5. Step 5: Solve for x
    x = 2,135,702,289.90/39,316.53
  6. Step 6: Final answer
    x = 54,320.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.