Home / 17,865.13-24,653.07-10,312.81

Finding the Fourth Proportional to 17,865.13, 24,653.07 and 10,312.81

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Solution

The fourth proportional to 17,865.13, 24,653.07 and 10,312.81 is: 14,231.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,865.13 : 24,653.07 = 10,312.81 : x
  2. Step 2: Convert to fraction form
    17,865.13/24,653.07 = 10,312.81/x
  3. Step 3: Cross multiply
    17,865.13x = 24,653.07 × 10,312.81
  4. Step 4: Simplify right side
    17,865.13x = 254,242,426.83
  5. Step 5: Solve for x
    x = 254,242,426.83/17,865.13
  6. Step 6: Final answer
    x = 14,231.21

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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.