Home / 30,934.04-46,401.12-17,778.02

Finding the Fourth Proportional to 30,934.04, 46,401.12 and 17,778.02

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Solution

The fourth proportional to 30,934.04, 46,401.12 and 17,778.02 is: 26,667.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,934.04 : 46,401.12 = 17,778.02 : x
  2. Step 2: Convert to fraction form
    30,934.04/46,401.12 = 17,778.02/x
  3. Step 3: Cross multiply
    30,934.04x = 46,401.12 × 17,778.02
  4. Step 4: Simplify right side
    30,934.04x = 824,919,807.38
  5. Step 5: Solve for x
    x = 824,919,807.38/30,934.04
  6. Step 6: Final answer
    x = 26,667.06

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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.