Home / 18,312.26-25,246.46-14,547.92

Finding the Fourth Proportional to 18,312.26, 25,246.46 and 14,547.92

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Solution

The fourth proportional to 18,312.26, 25,246.46 and 14,547.92 is: 20,056.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,312.26 : 25,246.46 = 14,547.92 : x
  2. Step 2: Convert to fraction form
    18,312.26/25,246.46 = 14,547.92/x
  3. Step 3: Cross multiply
    18,312.26x = 25,246.46 × 14,547.92
  4. Step 4: Simplify right side
    18,312.26x = 367,283,480.36
  5. Step 5: Solve for x
    x = 367,283,480.36/18,312.26
  6. Step 6: Final answer
    x = 20,056.70

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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.