Home / 12,035.42-16,616.70-10,774.32

Finding the Fourth Proportional to 12,035.42, 16,616.70 and 10,774.32

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Solution

The fourth proportional to 12,035.42, 16,616.70 and 10,774.32 is: 14,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,035.42 : 16,616.70 = 10,774.32 : x
  2. Step 2: Convert to fraction form
    12,035.42/16,616.70 = 10,774.32/x
  3. Step 3: Cross multiply
    12,035.42x = 16,616.70 × 10,774.32
  4. Step 4: Simplify right side
    12,035.42x = 179,033,643.14
  5. Step 5: Solve for x
    x = 179,033,643.14/12,035.42
  6. Step 6: Final answer
    x = 14,875.56

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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.