Home / 21,484.04-29,648.07-12,052.60

Finding the Fourth Proportional to 21,484.04, 29,648.07 and 12,052.60

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Solution

The fourth proportional to 21,484.04, 29,648.07 and 12,052.60 is: 16,632.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,484.04 : 29,648.07 = 12,052.60 : x
  2. Step 2: Convert to fraction form
    21,484.04/29,648.07 = 12,052.60/x
  3. Step 3: Cross multiply
    21,484.04x = 29,648.07 × 12,052.60
  4. Step 4: Simplify right side
    21,484.04x = 357,336,254.36
  5. Step 5: Solve for x
    x = 357,336,254.36/21,484.04
  6. Step 6: Final answer
    x = 16,632.64

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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.