Home / 43,275.12-59,703.66-31,971.84

Finding the Fourth Proportional to 43,275.12, 59,703.66 and 31,971.84

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Solution

The fourth proportional to 43,275.12, 59,703.66 and 31,971.84 is: 44,109.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,275.12 : 59,703.66 = 31,971.84 : x
  2. Step 2: Convert to fraction form
    43,275.12/59,703.66 = 31,971.84/x
  3. Step 3: Cross multiply
    43,275.12x = 59,703.66 × 31,971.84
  4. Step 4: Simplify right side
    43,275.12x = 1,908,835,864.93
  5. Step 5: Solve for x
    x = 1,908,835,864.93/43,275.12
  6. Step 6: Final answer
    x = 44,109.31

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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.