Home / 39,639.02-59,464.68-13,341.71

Finding the Fourth Proportional to 39,639.02, 59,464.68 and 13,341.71

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Solution

The fourth proportional to 39,639.02, 59,464.68 and 13,341.71 is: 20,014.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,639.02 : 59,464.68 = 13,341.71 : x
  2. Step 2: Convert to fraction form
    39,639.02/59,464.68 = 13,341.71/x
  3. Step 3: Cross multiply
    39,639.02x = 59,464.68 × 13,341.71
  4. Step 4: Simplify right side
    39,639.02x = 793,360,515.80
  5. Step 5: Solve for x
    x = 793,360,515.80/39,639.02
  6. Step 6: Final answer
    x = 20,014.63

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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.