Home / 21,688.56-32,510.97-16,483.50

Finding the Fourth Proportional to 21,688.56, 32,510.97 and 16,483.50

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Solution

The fourth proportional to 21,688.56, 32,510.97 and 16,483.50 is: 24,708.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,688.56 : 32,510.97 = 16,483.50 : x
  2. Step 2: Convert to fraction form
    21,688.56/32,510.97 = 16,483.50/x
  3. Step 3: Cross multiply
    21,688.56x = 32,510.97 × 16,483.50
  4. Step 4: Simplify right side
    21,688.56x = 535,894,574.00
  5. Step 5: Solve for x
    x = 535,894,574.00/21,688.56
  6. Step 6: Final answer
    x = 24,708.63

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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.