Home / 55,460.76-76,534.14-31,590.84

Finding the Fourth Proportional to 55,460.76, 76,534.14 and 31,590.84

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Solution

The fourth proportional to 55,460.76, 76,534.14 and 31,590.84 is: 43,594.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,460.76 : 76,534.14 = 31,590.84 : x
  2. Step 2: Convert to fraction form
    55,460.76/76,534.14 = 31,590.84/x
  3. Step 3: Cross multiply
    55,460.76x = 76,534.14 × 31,590.84
  4. Step 4: Simplify right side
    55,460.76x = 2,417,777,771.28
  5. Step 5: Solve for x
    x = 2,417,777,771.28/55,460.76
  6. Step 6: Final answer
    x = 43,594.39

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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.