Home / 19,050.40-26,289.75-10,552.78

Finding the Fourth Proportional to 19,050.40, 26,289.75 and 10,552.78

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Solution

The fourth proportional to 19,050.40, 26,289.75 and 10,552.78 is: 14,562.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,050.40 : 26,289.75 = 10,552.78 : x
  2. Step 2: Convert to fraction form
    19,050.40/26,289.75 = 10,552.78/x
  3. Step 3: Cross multiply
    19,050.40x = 26,289.75 × 10,552.78
  4. Step 4: Simplify right side
    19,050.40x = 277,429,948.01
  5. Step 5: Solve for x
    x = 277,429,948.01/19,050.40
  6. Step 6: Final answer
    x = 14,562.95

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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.