Home / 56,029.77-84,045.60-20,950.29

Finding the Fourth Proportional to 56,029.77, 84,045.60 and 20,950.29

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Solution

The fourth proportional to 56,029.77, 84,045.60 and 20,950.29 is: 31,425.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,029.77 : 84,045.60 = 20,950.29 : x
  2. Step 2: Convert to fraction form
    56,029.77/84,045.60 = 20,950.29/x
  3. Step 3: Cross multiply
    56,029.77x = 84,045.60 × 20,950.29
  4. Step 4: Simplify right side
    56,029.77x = 1,760,779,693.22
  5. Step 5: Solve for x
    x = 1,760,779,693.22/56,029.77
  6. Step 6: Final answer
    x = 31,425.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.