Home / 10,184.32-14,047.10-8,765.54

Finding the Fourth Proportional to 10,184.32, 14,047.10 and 8,765.54

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Solution

The fourth proportional to 10,184.32, 14,047.10 and 8,765.54 is: 12,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,184.32 : 14,047.10 = 8,765.54 : x
  2. Step 2: Convert to fraction form
    10,184.32/14,047.10 = 8,765.54/x
  3. Step 3: Cross multiply
    10,184.32x = 14,047.10 × 8,765.54
  4. Step 4: Simplify right side
    10,184.32x = 123,130,416.93
  5. Step 5: Solve for x
    x = 123,130,416.93/10,184.32
  6. Step 6: Final answer
    x = 12,090.20

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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.