Home / 39,461.28-59,191.32-11,759.28

Finding the Fourth Proportional to 39,461.28, 59,191.32 and 11,759.28

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Solution

The fourth proportional to 39,461.28, 59,191.32 and 11,759.28 is: 17,638.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,461.28 : 59,191.32 = 11,759.28 : x
  2. Step 2: Convert to fraction form
    39,461.28/59,191.32 = 11,759.28/x
  3. Step 3: Cross multiply
    39,461.28x = 59,191.32 × 11,759.28
  4. Step 4: Simplify right side
    39,461.28x = 696,047,305.45
  5. Step 5: Solve for x
    x = 696,047,305.45/39,461.28
  6. Step 6: Final answer
    x = 17,638.74

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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.