Home / 34,454.46-51,681.08-19,631.76

Finding the Fourth Proportional to 34,454.46, 51,681.08 and 19,631.76

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Solution

The fourth proportional to 34,454.46, 51,681.08 and 19,631.76 is: 29,447.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,454.46 : 51,681.08 = 19,631.76 : x
  2. Step 2: Convert to fraction form
    34,454.46/51,681.08 = 19,631.76/x
  3. Step 3: Cross multiply
    34,454.46x = 51,681.08 × 19,631.76
  4. Step 4: Simplify right side
    34,454.46x = 1,014,590,559.10
  5. Step 5: Solve for x
    x = 1,014,590,559.10/34,454.46
  6. Step 6: Final answer
    x = 29,447.29

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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.