Home / 15,605.24-21,533.57-9,232.07

Finding the Fourth Proportional to 15,605.24, 21,533.57 and 9,232.07

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Solution

The fourth proportional to 15,605.24, 21,533.57 and 9,232.07 is: 12,739.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605.24 : 21,533.57 = 9,232.07 : x
  2. Step 2: Convert to fraction form
    15,605.24/21,533.57 = 9,232.07/x
  3. Step 3: Cross multiply
    15,605.24x = 21,533.57 × 9,232.07
  4. Step 4: Simplify right side
    15,605.24x = 198,799,271.76
  5. Step 5: Solve for x
    x = 198,799,271.76/15,605.24
  6. Step 6: Final answer
    x = 12,739.27

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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.