Home / 19,167.95-26,451.75-10,784.45

Finding the Fourth Proportional to 19,167.95, 26,451.75 and 10,784.45

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Solution

The fourth proportional to 19,167.95, 26,451.75 and 10,784.45 is: 14,882.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.95 : 26,451.75 = 10,784.45 : x
  2. Step 2: Convert to fraction form
    19,167.95/26,451.75 = 10,784.45/x
  3. Step 3: Cross multiply
    19,167.95x = 26,451.75 × 10,784.45
  4. Step 4: Simplify right side
    19,167.95x = 285,267,575.29
  5. Step 5: Solve for x
    x = 285,267,575.29/19,167.95
  6. Step 6: Final answer
    x = 14,882.53

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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.