Home / 19,876.60-27,429.73-10,924.10

Finding the Fourth Proportional to 19,876.60, 27,429.73 and 10,924.10

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Solution

The fourth proportional to 19,876.60, 27,429.73 and 10,924.10 is: 15,075.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,876.60 : 27,429.73 = 10,924.10 : x
  2. Step 2: Convert to fraction form
    19,876.60/27,429.73 = 10,924.10/x
  3. Step 3: Cross multiply
    19,876.60x = 27,429.73 × 10,924.10
  4. Step 4: Simplify right side
    19,876.60x = 299,645,152.25
  5. Step 5: Solve for x
    x = 299,645,152.25/19,876.60
  6. Step 6: Final answer
    x = 15,075.27

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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.