Home / 15,099.15-22,637.78-7,607.32

Finding the Fourth Proportional to 15,099.15, 22,637.78 and 7,607.32

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Solution

The fourth proportional to 15,099.15, 22,637.78 and 7,607.32 is: 11,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,099.15 : 22,637.78 = 7,607.32 : x
  2. Step 2: Convert to fraction form
    15,099.15/22,637.78 = 7,607.32/x
  3. Step 3: Cross multiply
    15,099.15x = 22,637.78 × 7,607.32
  4. Step 4: Simplify right side
    15,099.15x = 172,212,836.55
  5. Step 5: Solve for x
    x = 172,212,836.55/15,099.15
  6. Step 6: Final answer
    x = 11,405.47

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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.