Home / 44,709.30-67,047.35-13,111.20

Finding the Fourth Proportional to 44,709.30, 67,047.35 and 13,111.20

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Solution

The fourth proportional to 44,709.30, 67,047.35 and 13,111.20 is: 19,661.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,709.30 : 67,047.35 = 13,111.20 : x
  2. Step 2: Convert to fraction form
    44,709.30/67,047.35 = 13,111.20/x
  3. Step 3: Cross multiply
    44,709.30x = 67,047.35 × 13,111.20
  4. Step 4: Simplify right side
    44,709.30x = 879,071,149.76
  5. Step 5: Solve for x
    x = 879,071,149.76/44,709.30
  6. Step 6: Final answer
    x = 19,661.93

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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.