Home / 19,877.08-27,429.90-10,924.48

Finding the Fourth Proportional to 19,877.08, 27,429.90 and 10,924.48

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Solution

The fourth proportional to 19,877.08, 27,429.90 and 10,924.48 is: 15,075.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,877.08 : 27,429.90 = 10,924.48 : x
  2. Step 2: Convert to fraction form
    19,877.08/27,429.90 = 10,924.48/x
  3. Step 3: Cross multiply
    19,877.08x = 27,429.90 × 10,924.48
  4. Step 4: Simplify right side
    19,877.08x = 299,657,393.95
  5. Step 5: Solve for x
    x = 299,657,393.95/19,877.08
  6. Step 6: Final answer
    x = 15,075.52

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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.