Home / 13,501.02-18,632.85-7,534.76

Finding the Fourth Proportional to 13,501.02, 18,632.85 and 7,534.76

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Solution

The fourth proportional to 13,501.02, 18,632.85 and 7,534.76 is: 10,398.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,501.02 : 18,632.85 = 7,534.76 : x
  2. Step 2: Convert to fraction form
    13,501.02/18,632.85 = 7,534.76/x
  3. Step 3: Cross multiply
    13,501.02x = 18,632.85 × 7,534.76
  4. Step 4: Simplify right side
    13,501.02x = 140,394,052.87
  5. Step 5: Solve for x
    x = 140,394,052.87/13,501.02
  6. Step 6: Final answer
    x = 10,398.77

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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.