Home / 21,521.60-32,237.04-9,844.64

Finding the Fourth Proportional to 21,521.60, 32,237.04 and 9,844.64

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Solution

The fourth proportional to 21,521.60, 32,237.04 and 9,844.64 is: 14,746.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,521.60 : 32,237.04 = 9,844.64 : x
  2. Step 2: Convert to fraction form
    21,521.60/32,237.04 = 9,844.64/x
  3. Step 3: Cross multiply
    21,521.60x = 32,237.04 × 9,844.64
  4. Step 4: Simplify right side
    21,521.60x = 317,362,053.47
  5. Step 5: Solve for x
    x = 317,362,053.47/21,521.60
  6. Step 6: Final answer
    x = 14,746.21

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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.