Home / 26,552.40-36,642.30-15,374.40

Finding the Fourth Proportional to 26,552.40, 36,642.30 and 15,374.40

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Solution

The fourth proportional to 26,552.40, 36,642.30 and 15,374.40 is: 21,216.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,552.40 : 36,642.30 = 15,374.40 : x
  2. Step 2: Convert to fraction form
    26,552.40/36,642.30 = 15,374.40/x
  3. Step 3: Cross multiply
    26,552.40x = 36,642.30 × 15,374.40
  4. Step 4: Simplify right side
    26,552.40x = 563,353,377.12
  5. Step 5: Solve for x
    x = 563,353,377.12/26,552.40
  6. Step 6: Final answer
    x = 21,216.67

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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.