Home / 43,041.44-59,417.40-28,725.20

Finding the Fourth Proportional to 43,041.44, 59,417.40 and 28,725.20

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Solution

The fourth proportional to 43,041.44, 59,417.40 and 28,725.20 is: 39,654.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,041.44 : 59,417.40 = 28,725.20 : x
  2. Step 2: Convert to fraction form
    43,041.44/59,417.40 = 28,725.20/x
  3. Step 3: Cross multiply
    43,041.44x = 59,417.40 × 28,725.20
  4. Step 4: Simplify right side
    43,041.44x = 1,706,776,698.48
  5. Step 5: Solve for x
    x = 1,706,776,698.48/43,041.44
  6. Step 6: Final answer
    x = 39,654.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.