Home / 23,145.16-31,943.50-14,191.08

Finding the Fourth Proportional to 23,145.16, 31,943.50 and 14,191.08

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Solution

The fourth proportional to 23,145.16, 31,943.50 and 14,191.08 is: 19,585.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,145.16 : 31,943.50 = 14,191.08 : x
  2. Step 2: Convert to fraction form
    23,145.16/31,943.50 = 14,191.08/x
  3. Step 3: Cross multiply
    23,145.16x = 31,943.50 × 14,191.08
  4. Step 4: Simplify right side
    23,145.16x = 453,312,763.98
  5. Step 5: Solve for x
    x = 453,312,763.98/23,145.16
  6. Step 6: Final answer
    x = 19,585.64

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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.