Home / 55,018.40-82,555.74-26,199.63

Finding the Fourth Proportional to 55,018.40, 82,555.74 and 26,199.63

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Solution

The fourth proportional to 55,018.40, 82,555.74 and 26,199.63 is: 39,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,018.40 : 82,555.74 = 26,199.63 : x
  2. Step 2: Convert to fraction form
    55,018.40/82,555.74 = 26,199.63/x
  3. Step 3: Cross multiply
    55,018.40x = 82,555.74 × 26,199.63
  4. Step 4: Simplify right side
    55,018.40x = 2,162,929,842.38
  5. Step 5: Solve for x
    x = 2,162,929,842.38/55,018.40
  6. Step 6: Final answer
    x = 39,312.85

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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.