Home / 34,331.04-51,485.04-13,554.72

Finding the Fourth Proportional to 34,331.04, 51,485.04 and 13,554.72

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Solution

The fourth proportional to 34,331.04, 51,485.04 and 13,554.72 is: 20,327.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,331.04 : 51,485.04 = 13,554.72 : x
  2. Step 2: Convert to fraction form
    34,331.04/51,485.04 = 13,554.72/x
  3. Step 3: Cross multiply
    34,331.04x = 51,485.04 × 13,554.72
  4. Step 4: Simplify right side
    34,331.04x = 697,865,301.39
  5. Step 5: Solve for x
    x = 697,865,301.39/34,331.04
  6. Step 6: Final answer
    x = 20,327.53

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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.