Home / 34,780.04-52,170.47-9,820.70

Finding the Fourth Proportional to 34,780.04, 52,170.47 and 9,820.70

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Solution

The fourth proportional to 34,780.04, 52,170.47 and 9,820.70 is: 14,731.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,780.04 : 52,170.47 = 9,820.70 : x
  2. Step 2: Convert to fraction form
    34,780.04/52,170.47 = 9,820.70/x
  3. Step 3: Cross multiply
    34,780.04x = 52,170.47 × 9,820.70
  4. Step 4: Simplify right side
    34,780.04x = 512,350,485.63
  5. Step 5: Solve for x
    x = 512,350,485.63/34,780.04
  6. Step 6: Final answer
    x = 14,731.16

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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.