Home / 19,591.02-27,035.56-10,638.46

Finding the Fourth Proportional to 19,591.02, 27,035.56 and 10,638.46

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Solution

The fourth proportional to 19,591.02, 27,035.56 and 10,638.46 is: 14,681.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,591.02 : 27,035.56 = 10,638.46 : x
  2. Step 2: Convert to fraction form
    19,591.02/27,035.56 = 10,638.46/x
  3. Step 3: Cross multiply
    19,591.02x = 27,035.56 × 10,638.46
  4. Step 4: Simplify right side
    19,591.02x = 287,616,723.64
  5. Step 5: Solve for x
    x = 287,616,723.64/19,591.02
  6. Step 6: Final answer
    x = 14,681.05

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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.