Home / 19,950.05-27,531.14-10,875.36

Finding the Fourth Proportional to 19,950.05, 27,531.14 and 10,875.36

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Solution

The fourth proportional to 19,950.05, 27,531.14 and 10,875.36 is: 15,008.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,950.05 : 27,531.14 = 10,875.36 : x
  2. Step 2: Convert to fraction form
    19,950.05/27,531.14 = 10,875.36/x
  3. Step 3: Cross multiply
    19,950.05x = 27,531.14 × 10,875.36
  4. Step 4: Simplify right side
    19,950.05x = 299,411,058.71
  5. Step 5: Solve for x
    x = 299,411,058.71/19,950.05
  6. Step 6: Final answer
    x = 15,008.04

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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.