Home / 42,993.16-59,333.22-28,628.36

Finding the Fourth Proportional to 42,993.16, 59,333.22 and 28,628.36

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Solution

The fourth proportional to 42,993.16, 59,333.22 and 28,628.36 is: 39,508.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,993.16 : 59,333.22 = 28,628.36 : x
  2. Step 2: Convert to fraction form
    42,993.16/59,333.22 = 28,628.36/x
  3. Step 3: Cross multiply
    42,993.16x = 59,333.22 × 28,628.36
  4. Step 4: Simplify right side
    42,993.16x = 1,698,612,782.12
  5. Step 5: Solve for x
    x = 1,698,612,782.12/42,993.16
  6. Step 6: Final answer
    x = 39,508.91

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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.