Home / 13,717.32-20,577.06-4,953.12

Finding the Fourth Proportional to 13,717.32, 20,577.06 and 4,953.12

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Solution

The fourth proportional to 13,717.32, 20,577.06 and 4,953.12 is: 7,430.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,717.32 : 20,577.06 = 4,953.12 : x
  2. Step 2: Convert to fraction form
    13,717.32/20,577.06 = 4,953.12/x
  3. Step 3: Cross multiply
    13,717.32x = 20,577.06 × 4,953.12
  4. Step 4: Simplify right side
    13,717.32x = 101,920,647.43
  5. Step 5: Solve for x
    x = 101,920,647.43/13,717.32
  6. Step 6: Final answer
    x = 7,430.07

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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.