Home / 43,215.24-59,686.72-28,850.08

Finding the Fourth Proportional to 43,215.24, 59,686.72 and 28,850.08

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Solution

The fourth proportional to 43,215.24, 59,686.72 and 28,850.08 is: 39,846.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,215.24 : 59,686.72 = 28,850.08 : x
  2. Step 2: Convert to fraction form
    43,215.24/59,686.72 = 28,850.08/x
  3. Step 3: Cross multiply
    43,215.24x = 59,686.72 × 28,850.08
  4. Step 4: Simplify right side
    43,215.24x = 1,721,966,646.94
  5. Step 5: Solve for x
    x = 1,721,966,646.94/43,215.24
  6. Step 6: Final answer
    x = 39,846.28

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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.