Home / 44,710.11-67,064.89-11,430.12

Finding the Fourth Proportional to 44,710.11, 67,064.89 and 11,430.12

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Solution

The fourth proportional to 44,710.11, 67,064.89 and 11,430.12 is: 17,145.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,710.11 : 67,064.89 = 11,430.12 : x
  2. Step 2: Convert to fraction form
    44,710.11/67,064.89 = 11,430.12/x
  3. Step 3: Cross multiply
    44,710.11x = 67,064.89 × 11,430.12
  4. Step 4: Simplify right side
    44,710.11x = 766,559,740.49
  5. Step 5: Solve for x
    x = 766,559,740.49/44,710.11
  6. Step 6: Final answer
    x = 17,145.11

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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.