Home / 55,710.51-76,881.55-34,189.48

Finding the Fourth Proportional to 55,710.51, 76,881.55 and 34,189.48

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Solution

The fourth proportional to 55,710.51, 76,881.55 and 34,189.48 is: 47,182.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,710.51 : 76,881.55 = 34,189.48 : x
  2. Step 2: Convert to fraction form
    55,710.51/76,881.55 = 34,189.48/x
  3. Step 3: Cross multiply
    55,710.51x = 76,881.55 × 34,189.48
  4. Step 4: Simplify right side
    55,710.51x = 2,628,540,493.77
  5. Step 5: Solve for x
    x = 2,628,540,493.77/55,710.51
  6. Step 6: Final answer
    x = 47,182.13

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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.