Home / 16,913.64-23,341.20-10,955.68

Finding the Fourth Proportional to 16,913.64, 23,341.20 and 10,955.68

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Solution

The fourth proportional to 16,913.64, 23,341.20 and 10,955.68 is: 15,119.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.64 : 23,341.20 = 10,955.68 : x
  2. Step 2: Convert to fraction form
    16,913.64/23,341.20 = 10,955.68/x
  3. Step 3: Cross multiply
    16,913.64x = 23,341.20 × 10,955.68
  4. Step 4: Simplify right side
    16,913.64x = 255,718,631.97
  5. Step 5: Solve for x
    x = 255,718,631.97/16,913.64
  6. Step 6: Final answer
    x = 15,119.08

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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.