Home / 39,617.38-59,388.85-13,303.66

Finding the Fourth Proportional to 39,617.38, 59,388.85 and 13,303.66

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Solution

The fourth proportional to 39,617.38, 59,388.85 and 13,303.66 is: 19,942.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,617.38 : 59,388.85 = 13,303.66 : x
  2. Step 2: Convert to fraction form
    39,617.38/59,388.85 = 13,303.66/x
  3. Step 3: Cross multiply
    39,617.38x = 59,388.85 × 13,303.66
  4. Step 4: Simplify right side
    39,617.38x = 790,089,068.19
  5. Step 5: Solve for x
    x = 790,089,068.19/39,617.38
  6. Step 6: Final answer
    x = 19,942.99

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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.