Home / 10,875.27-16,386.99-8,944.16

Finding the Fourth Proportional to 10,875.27, 16,386.99 and 8,944.16

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Solution

The fourth proportional to 10,875.27, 16,386.99 and 8,944.16 is: 13,477.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,875.27 : 16,386.99 = 8,944.16 : x
  2. Step 2: Convert to fraction form
    10,875.27/16,386.99 = 8,944.16/x
  3. Step 3: Cross multiply
    10,875.27x = 16,386.99 × 8,944.16
  4. Step 4: Simplify right side
    10,875.27x = 146,567,860.48
  5. Step 5: Solve for x
    x = 146,567,860.48/10,875.27
  6. Step 6: Final answer
    x = 13,477.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.