Home / 23,303.16-32,203.98-20,711.16

Finding the Fourth Proportional to 23,303.16, 32,203.98 and 20,711.16

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Solution

The fourth proportional to 23,303.16, 32,203.98 and 20,711.16 is: 28,621.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,303.16 : 32,203.98 = 20,711.16 : x
  2. Step 2: Convert to fraction form
    23,303.16/32,203.98 = 20,711.16/x
  3. Step 3: Cross multiply
    23,303.16x = 32,203.98 × 20,711.16
  4. Step 4: Simplify right side
    23,303.16x = 666,981,782.42
  5. Step 5: Solve for x
    x = 666,981,782.42/23,303.16
  6. Step 6: Final answer
    x = 28,621.95

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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.