Home / 15,691.88-23,541.47-5,303.63

Finding the Fourth Proportional to 15,691.88, 23,541.47 and 5,303.63

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Solution

The fourth proportional to 15,691.88, 23,541.47 and 5,303.63 is: 7,956.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,691.88 : 23,541.47 = 5,303.63 : x
  2. Step 2: Convert to fraction form
    15,691.88/23,541.47 = 5,303.63/x
  3. Step 3: Cross multiply
    15,691.88x = 23,541.47 × 5,303.63
  4. Step 4: Simplify right side
    15,691.88x = 124,855,102.31
  5. Step 5: Solve for x
    x = 124,855,102.31/15,691.88
  6. Step 6: Final answer
    x = 7,956.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.