Home / 57,657.04-86,434.29-31,017.33

Finding the Fourth Proportional to 57,657.04, 86,434.29 and 31,017.33

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Solution

The fourth proportional to 57,657.04, 86,434.29 and 31,017.33 is: 46,498.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,657.04 : 86,434.29 = 31,017.33 : x
  2. Step 2: Convert to fraction form
    57,657.04/86,434.29 = 31,017.33/x
  3. Step 3: Cross multiply
    57,657.04x = 86,434.29 × 31,017.33
  4. Step 4: Simplify right side
    57,657.04x = 2,680,960,896.25
  5. Step 5: Solve for x
    x = 2,680,960,896.25/57,657.04
  6. Step 6: Final answer
    x = 46,498.42

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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.