Home / 21,487.24-29,653.05-12,056.14

Finding the Fourth Proportional to 21,487.24, 29,653.05 and 12,056.14

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Solution

The fourth proportional to 21,487.24, 29,653.05 and 12,056.14 is: 16,637.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,487.24 : 29,653.05 = 12,056.14 : x
  2. Step 2: Convert to fraction form
    21,487.24/29,653.05 = 12,056.14/x
  3. Step 3: Cross multiply
    21,487.24x = 29,653.05 × 12,056.14
  4. Step 4: Simplify right side
    21,487.24x = 357,501,322.23
  5. Step 5: Solve for x
    x = 357,501,322.23/21,487.24
  6. Step 6: Final answer
    x = 16,637.84

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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.