Home / 42,791.37-59,032.22-27,688.91

Finding the Fourth Proportional to 42,791.37, 59,032.22 and 27,688.91

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Solution

The fourth proportional to 42,791.37, 59,032.22 and 27,688.91 is: 38,197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,791.37 : 59,032.22 = 27,688.91 : x
  2. Step 2: Convert to fraction form
    42,791.37/59,032.22 = 27,688.91/x
  3. Step 3: Cross multiply
    42,791.37x = 59,032.22 × 27,688.91
  4. Step 4: Simplify right side
    42,791.37x = 1,634,537,393.07
  5. Step 5: Solve for x
    x = 1,634,537,393.07/42,791.37
  6. Step 6: Final answer
    x = 38,197.82

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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.