Home / 28,472.49-39,300.03-16,533.63

Finding the Fourth Proportional to 28,472.49, 39,300.03 and 16,533.63

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Solution

The fourth proportional to 28,472.49, 39,300.03 and 16,533.63 is: 22,821.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,472.49 : 39,300.03 = 16,533.63 : x
  2. Step 2: Convert to fraction form
    28,472.49/39,300.03 = 16,533.63/x
  3. Step 3: Cross multiply
    28,472.49x = 39,300.03 × 16,533.63
  4. Step 4: Simplify right side
    28,472.49x = 649,772,155.01
  5. Step 5: Solve for x
    x = 649,772,155.01/28,472.49
  6. Step 6: Final answer
    x = 22,821.05

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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.