Home / 11,312.49-16,901.75-10,924.90

Finding the Fourth Proportional to 11,312.49, 16,901.75 and 10,924.90

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Solution

The fourth proportional to 11,312.49, 16,901.75 and 10,924.90 is: 16,322.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,312.49 : 16,901.75 = 10,924.90 : x
  2. Step 2: Convert to fraction form
    11,312.49/16,901.75 = 10,924.90/x
  3. Step 3: Cross multiply
    11,312.49x = 16,901.75 × 10,924.90
  4. Step 4: Simplify right side
    11,312.49x = 184,649,928.58
  5. Step 5: Solve for x
    x = 184,649,928.58/11,312.49
  6. Step 6: Final answer
    x = 16,322.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.