Home / 38,667.65-58,264.85-31,801.48

Finding the Fourth Proportional to 38,667.65, 58,264.85 and 31,801.48

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Solution

The fourth proportional to 38,667.65, 58,264.85 and 31,801.48 is: 47,918.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,667.65 : 58,264.85 = 31,801.48 : x
  2. Step 2: Convert to fraction form
    38,667.65/58,264.85 = 31,801.48/x
  3. Step 3: Cross multiply
    38,667.65x = 58,264.85 × 31,801.48
  4. Step 4: Simplify right side
    38,667.65x = 1,852,908,395.82
  5. Step 5: Solve for x
    x = 1,852,908,395.82/38,667.65
  6. Step 6: Final answer
    x = 47,918.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.