Home / 23,639.47-32,621.20-14,686.81

Finding the Fourth Proportional to 23,639.47, 32,621.20 and 14,686.81

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Solution

The fourth proportional to 23,639.47, 32,621.20 and 14,686.81 is: 20,267.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,639.47 : 32,621.20 = 14,686.81 : x
  2. Step 2: Convert to fraction form
    23,639.47/32,621.20 = 14,686.81/x
  3. Step 3: Cross multiply
    23,639.47x = 32,621.20 × 14,686.81
  4. Step 4: Simplify right side
    23,639.47x = 479,101,366.37
  5. Step 5: Solve for x
    x = 479,101,366.37/23,639.47
  6. Step 6: Final answer
    x = 20,267.01

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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.