Home / 39,335.60-59,003.40-18,599.60

Finding the Fourth Proportional to 39,335.60, 59,003.40 and 18,599.60

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Solution

The fourth proportional to 39,335.60, 59,003.40 and 18,599.60 is: 27,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,335.60 : 59,003.40 = 18,599.60 : x
  2. Step 2: Convert to fraction form
    39,335.60/59,003.40 = 18,599.60/x
  3. Step 3: Cross multiply
    39,335.60x = 59,003.40 × 18,599.60
  4. Step 4: Simplify right side
    39,335.60x = 1,097,439,638.64
  5. Step 5: Solve for x
    x = 1,097,439,638.64/39,335.60
  6. Step 6: Final answer
    x = 27,899.40

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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.