Home / 19,925.78-27,497.75-10,973.59

Finding the Fourth Proportional to 19,925.78, 27,497.75 and 10,973.59

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Solution

The fourth proportional to 19,925.78, 27,497.75 and 10,973.59 is: 15,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.78 : 27,497.75 = 10,973.59 : x
  2. Step 2: Convert to fraction form
    19,925.78/27,497.75 = 10,973.59/x
  3. Step 3: Cross multiply
    19,925.78x = 27,497.75 × 10,973.59
  4. Step 4: Simplify right side
    19,925.78x = 301,748,910.81
  5. Step 5: Solve for x
    x = 301,748,910.81/19,925.78
  6. Step 6: Final answer
    x = 15,143.65

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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.