Home / 55,814.59-77,022.93-30,320.65

Finding the Fourth Proportional to 55,814.59, 77,022.93 and 30,320.65

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Solution

The fourth proportional to 55,814.59, 77,022.93 and 30,320.65 is: 41,841.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,814.59 : 77,022.93 = 30,320.65 : x
  2. Step 2: Convert to fraction form
    55,814.59/77,022.93 = 30,320.65/x
  3. Step 3: Cross multiply
    55,814.59x = 77,022.93 × 30,320.65
  4. Step 4: Simplify right side
    55,814.59x = 2,335,385,302.50
  5. Step 5: Solve for x
    x = 2,335,385,302.50/55,814.59
  6. Step 6: Final answer
    x = 41,841.84

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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.