Home / 39,368.12-59,034.40-11,281.74

Finding the Fourth Proportional to 39,368.12, 59,034.40 and 11,281.74

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Solution

The fourth proportional to 39,368.12, 59,034.40 and 11,281.74 is: 16,917.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368.12 : 59,034.40 = 11,281.74 : x
  2. Step 2: Convert to fraction form
    39,368.12/59,034.40 = 11,281.74/x
  3. Step 3: Cross multiply
    39,368.12x = 59,034.40 × 11,281.74
  4. Step 4: Simplify right side
    39,368.12x = 666,010,751.86
  5. Step 5: Solve for x
    x = 666,010,751.86/39,368.12
  6. Step 6: Final answer
    x = 16,917.51

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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.