Home / 12,353.04-17,047.80-7,048.89

Finding the Fourth Proportional to 12,353.04, 17,047.80 and 7,048.89

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Solution

The fourth proportional to 12,353.04, 17,047.80 and 7,048.89 is: 9,727.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,353.04 : 17,047.80 = 7,048.89 : x
  2. Step 2: Convert to fraction form
    12,353.04/17,047.80 = 7,048.89/x
  3. Step 3: Cross multiply
    12,353.04x = 17,047.80 × 7,048.89
  4. Step 4: Simplify right side
    12,353.04x = 120,168,066.94
  5. Step 5: Solve for x
    x = 120,168,066.94/12,353.04
  6. Step 6: Final answer
    x = 9,727.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.