Home / 61,289.56-84,603.46-38,624.12

Finding the Fourth Proportional to 61,289.56, 84,603.46 and 38,624.12

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Solution

The fourth proportional to 61,289.56, 84,603.46 and 38,624.12 is: 53,316.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,289.56 : 84,603.46 = 38,624.12 : x
  2. Step 2: Convert to fraction form
    61,289.56/84,603.46 = 38,624.12/x
  3. Step 3: Cross multiply
    61,289.56x = 84,603.46 × 38,624.12
  4. Step 4: Simplify right side
    61,289.56x = 3,267,733,932.24
  5. Step 5: Solve for x
    x = 3,267,733,932.24/61,289.56
  6. Step 6: Final answer
    x = 53,316.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.