Home / 21,570.81-32,334.30-16,365.75

Finding the Fourth Proportional to 21,570.81, 32,334.30 and 16,365.75

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Solution

The fourth proportional to 21,570.81, 32,334.30 and 16,365.75 is: 24,532.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,570.81 : 32,334.30 = 16,365.75 : x
  2. Step 2: Convert to fraction form
    21,570.81/32,334.30 = 16,365.75/x
  3. Step 3: Cross multiply
    21,570.81x = 32,334.30 × 16,365.75
  4. Step 4: Simplify right side
    21,570.81x = 529,175,070.23
  5. Step 5: Solve for x
    x = 529,175,070.23/21,570.81
  6. Step 6: Final answer
    x = 24,532.00

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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.