Home / 19,011.36-26,235-10,627.68

Finding the Fourth Proportional to 19,011.36, 26,235 and 10,627.68

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Solution

The fourth proportional to 19,011.36, 26,235 and 10,627.68 is: 14,665.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.36 : 26,235 = 10,627.68 : x
  2. Step 2: Convert to fraction form
    19,011.36/26,235 = 10,627.68/x
  3. Step 3: Cross multiply
    19,011.36x = 26,235 × 10,627.68
  4. Step 4: Simplify right side
    19,011.36x = 278,817,184.80
  5. Step 5: Solve for x
    x = 278,817,184.80/19,011.36
  6. Step 6: Final answer
    x = 14,665.82

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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.