Home / 42,853.22-59,117.81-27,750.75

Finding the Fourth Proportional to 42,853.22, 59,117.81 and 27,750.75

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Solution

The fourth proportional to 42,853.22, 59,117.81 and 27,750.75 is: 38,283.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,853.22 : 59,117.81 = 27,750.75 : x
  2. Step 2: Convert to fraction form
    42,853.22/59,117.81 = 27,750.75/x
  3. Step 3: Cross multiply
    42,853.22x = 59,117.81 × 27,750.75
  4. Step 4: Simplify right side
    42,853.22x = 1,640,563,131.51
  5. Step 5: Solve for x
    x = 1,640,563,131.51/42,853.22
  6. Step 6: Final answer
    x = 38,283.31

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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.