Home / 39,444.22-59,153.55-13,141.90

Finding the Fourth Proportional to 39,444.22, 59,153.55 and 13,141.90

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Solution

The fourth proportional to 39,444.22, 59,153.55 and 13,141.90 is: 19,708.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,444.22 : 59,153.55 = 13,141.90 : x
  2. Step 2: Convert to fraction form
    39,444.22/59,153.55 = 13,141.90/x
  3. Step 3: Cross multiply
    39,444.22x = 59,153.55 × 13,141.90
  4. Step 4: Simplify right side
    39,444.22x = 777,390,038.75
  5. Step 5: Solve for x
    x = 777,390,038.75/39,444.22
  6. Step 6: Final answer
    x = 19,708.59

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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.