Home / 12,533.24-18,803.10-5,612.60

Finding the Fourth Proportional to 12,533.24, 18,803.10 and 5,612.60

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Solution

The fourth proportional to 12,533.24, 18,803.10 and 5,612.60 is: 8,420.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,533.24 : 18,803.10 = 5,612.60 : x
  2. Step 2: Convert to fraction form
    12,533.24/18,803.10 = 5,612.60/x
  3. Step 3: Cross multiply
    12,533.24x = 18,803.10 × 5,612.60
  4. Step 4: Simplify right side
    12,533.24x = 105,534,279.06
  5. Step 5: Solve for x
    x = 105,534,279.06/12,533.24
  6. Step 6: Final answer
    x = 8,420.35

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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.