Home / 39,647.54-59,471.42-13,370.74

Finding the Fourth Proportional to 39,647.54, 59,471.42 and 13,370.74

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Solution

The fourth proportional to 39,647.54, 59,471.42 and 13,370.74 is: 20,056.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,647.54 : 59,471.42 = 13,370.74 : x
  2. Step 2: Convert to fraction form
    39,647.54/59,471.42 = 13,370.74/x
  3. Step 3: Cross multiply
    39,647.54x = 59,471.42 × 13,370.74
  4. Step 4: Simplify right side
    39,647.54x = 795,176,678.72
  5. Step 5: Solve for x
    x = 795,176,678.72/39,647.54
  6. Step 6: Final answer
    x = 20,056.14

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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.