Home / 28,058.81-42,079.84-23,116.19

Finding the Fourth Proportional to 28,058.81, 42,079.84 and 23,116.19

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Solution

The fourth proportional to 28,058.81, 42,079.84 and 23,116.19 is: 34,667.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,058.81 : 42,079.84 = 23,116.19 : x
  2. Step 2: Convert to fraction form
    28,058.81/42,079.84 = 23,116.19/x
  3. Step 3: Cross multiply
    28,058.81x = 42,079.84 × 23,116.19
  4. Step 4: Simplify right side
    28,058.81x = 972,725,576.61
  5. Step 5: Solve for x
    x = 972,725,576.61/28,058.81
  6. Step 6: Final answer
    x = 34,667.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.