Home / 19,043.71-26,330.49-16,679.08

Finding the Fourth Proportional to 19,043.71, 26,330.49 and 16,679.08

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Solution

The fourth proportional to 19,043.71, 26,330.49 and 16,679.08 is: 23,061.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,043.71 : 26,330.49 = 16,679.08 : x
  2. Step 2: Convert to fraction form
    19,043.71/26,330.49 = 16,679.08/x
  3. Step 3: Cross multiply
    19,043.71x = 26,330.49 × 16,679.08
  4. Step 4: Simplify right side
    19,043.71x = 439,168,349.15
  5. Step 5: Solve for x
    x = 439,168,349.15/19,043.71
  6. Step 6: Final answer
    x = 23,061.07

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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.