Home / 42,830.40-59,064.48-33,395.52

Finding the Fourth Proportional to 42,830.40, 59,064.48 and 33,395.52

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Solution

The fourth proportional to 42,830.40, 59,064.48 and 33,395.52 is: 46,053.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,830.40 : 59,064.48 = 33,395.52 : x
  2. Step 2: Convert to fraction form
    42,830.40/59,064.48 = 33,395.52/x
  3. Step 3: Cross multiply
    42,830.40x = 59,064.48 × 33,395.52
  4. Step 4: Simplify right side
    42,830.40x = 1,972,489,023.13
  5. Step 5: Solve for x
    x = 1,972,489,023.13/42,830.40
  6. Step 6: Final answer
    x = 46,053.48

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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.