Home / 18,117.02-24,975.81-16,002.90

Finding the Fourth Proportional to 18,117.02, 24,975.81 and 16,002.90

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Solution

The fourth proportional to 18,117.02, 24,975.81 and 16,002.90 is: 22,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,117.02 : 24,975.81 = 16,002.90 : x
  2. Step 2: Convert to fraction form
    18,117.02/24,975.81 = 16,002.90/x
  3. Step 3: Cross multiply
    18,117.02x = 24,975.81 × 16,002.90
  4. Step 4: Simplify right side
    18,117.02x = 399,685,389.85
  5. Step 5: Solve for x
    x = 399,685,389.85/18,117.02
  6. Step 6: Final answer
    x = 22,061.32

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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.