Home / 15,355.09-23,033.29-5,360.84

Finding the Fourth Proportional to 15,355.09, 23,033.29 and 5,360.84

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Solution

The fourth proportional to 15,355.09, 23,033.29 and 5,360.84 is: 8,041.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355.09 : 23,033.29 = 5,360.84 : x
  2. Step 2: Convert to fraction form
    15,355.09/23,033.29 = 5,360.84/x
  3. Step 3: Cross multiply
    15,355.09x = 23,033.29 × 5,360.84
  4. Step 4: Simplify right side
    15,355.09x = 123,477,902.40
  5. Step 5: Solve for x
    x = 123,477,902.40/15,355.09
  6. Step 6: Final answer
    x = 8,041.50

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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.