Home / 56,209.14-77,567.66-30,714.94

Finding the Fourth Proportional to 56,209.14, 77,567.66 and 30,714.94

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Solution

The fourth proportional to 56,209.14, 77,567.66 and 30,714.94 is: 42,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,209.14 : 77,567.66 = 30,714.94 : x
  2. Step 2: Convert to fraction form
    56,209.14/77,567.66 = 30,714.94/x
  3. Step 3: Cross multiply
    56,209.14x = 77,567.66 × 30,714.94
  4. Step 4: Simplify right side
    56,209.14x = 2,382,486,022.84
  5. Step 5: Solve for x
    x = 2,382,486,022.84/56,209.14
  6. Step 6: Final answer
    x = 42,386.10

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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.