Home / 19,677.41-27,154.02-10,724.72

Finding the Fourth Proportional to 19,677.41, 27,154.02 and 10,724.72

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Solution

The fourth proportional to 19,677.41, 27,154.02 and 10,724.72 is: 14,799.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,677.41 : 27,154.02 = 10,724.72 : x
  2. Step 2: Convert to fraction form
    19,677.41/27,154.02 = 10,724.72/x
  3. Step 3: Cross multiply
    19,677.41x = 27,154.02 × 10,724.72
  4. Step 4: Simplify right side
    19,677.41x = 291,219,165.82
  5. Step 5: Solve for x
    x = 291,219,165.82/19,677.41
  6. Step 6: Final answer
    x = 14,799.67

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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.