Home / 15,533.10-23,278.86-5,663.07

Finding the Fourth Proportional to 15,533.10, 23,278.86 and 5,663.07

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Solution

The fourth proportional to 15,533.10, 23,278.86 and 5,663.07 is: 8,487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,533.10 : 23,278.86 = 5,663.07 : x
  2. Step 2: Convert to fraction form
    15,533.10/23,278.86 = 5,663.07/x
  3. Step 3: Cross multiply
    15,533.10x = 23,278.86 × 5,663.07
  4. Step 4: Simplify right side
    15,533.10x = 131,829,813.70
  5. Step 5: Solve for x
    x = 131,829,813.70/15,533.10
  6. Step 6: Final answer
    x = 8,487.03

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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.