Home / 34,278.16-51,421.40-9,654.16

Finding the Fourth Proportional to 34,278.16, 51,421.40 and 9,654.16

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Solution

The fourth proportional to 34,278.16, 51,421.40 and 9,654.16 is: 14,482.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,278.16 : 51,421.40 = 9,654.16 : x
  2. Step 2: Convert to fraction form
    34,278.16/51,421.40 = 9,654.16/x
  3. Step 3: Cross multiply
    34,278.16x = 51,421.40 × 9,654.16
  4. Step 4: Simplify right side
    34,278.16x = 496,430,423.02
  5. Step 5: Solve for x
    x = 496,430,423.02/34,278.16
  6. Step 6: Final answer
    x = 14,482.41

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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.