Home / 10,529.49-14,549.91-9,016.77

Finding the Fourth Proportional to 10,529.49, 14,549.91 and 9,016.77

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Solution

The fourth proportional to 10,529.49, 14,549.91 and 9,016.77 is: 12,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529.49 : 14,549.91 = 9,016.77 : x
  2. Step 2: Convert to fraction form
    10,529.49/14,549.91 = 9,016.77/x
  3. Step 3: Cross multiply
    10,529.49x = 14,549.91 × 9,016.77
  4. Step 4: Simplify right side
    10,529.49x = 131,193,191.99
  5. Step 5: Solve for x
    x = 131,193,191.99/10,529.49
  6. Step 6: Final answer
    x = 12,459.60

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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.