Home / 31,062.15-42,852.65-25,682.13

Finding the Fourth Proportional to 31,062.15, 42,852.65 and 25,682.13

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Solution

The fourth proportional to 31,062.15, 42,852.65 and 25,682.13 is: 35,430.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,062.15 : 42,852.65 = 25,682.13 : x
  2. Step 2: Convert to fraction form
    31,062.15/42,852.65 = 25,682.13/x
  3. Step 3: Cross multiply
    31,062.15x = 42,852.65 × 25,682.13
  4. Step 4: Simplify right side
    31,062.15x = 1,100,547,199.73
  5. Step 5: Solve for x
    x = 1,100,547,199.73/31,062.15
  6. Step 6: Final answer
    x = 35,430.49

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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.