Home / 19,925.31-27,495.95-10,973.60

Finding the Fourth Proportional to 19,925.31, 27,495.95 and 10,973.60

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Solution

The fourth proportional to 19,925.31, 27,495.95 and 10,973.60 is: 15,143.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,925.31 : 27,495.95 = 10,973.60 : x
  2. Step 2: Convert to fraction form
    19,925.31/27,495.95 = 10,973.60/x
  3. Step 3: Cross multiply
    19,925.31x = 27,495.95 × 10,973.60
  4. Step 4: Simplify right side
    19,925.31x = 301,729,364.57
  5. Step 5: Solve for x
    x = 301,729,364.57/19,925.31
  6. Step 6: Final answer
    x = 15,143.02

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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.