Home / 19,422.78-26,802.59-10,924.75

Finding the Fourth Proportional to 19,422.78, 26,802.59 and 10,924.75

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Solution

The fourth proportional to 19,422.78, 26,802.59 and 10,924.75 is: 15,075.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422.78 : 26,802.59 = 10,924.75 : x
  2. Step 2: Convert to fraction form
    19,422.78/26,802.59 = 10,924.75/x
  3. Step 3: Cross multiply
    19,422.78x = 26,802.59 × 10,924.75
  4. Step 4: Simplify right side
    19,422.78x = 292,811,595.10
  5. Step 5: Solve for x
    x = 292,811,595.10/19,422.78
  6. Step 6: Final answer
    x = 15,075.68

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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.