Home / 15,122.09-22,688.33-6,807.93

Finding the Fourth Proportional to 15,122.09, 22,688.33 and 6,807.93

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Solution

The fourth proportional to 15,122.09, 22,688.33 and 6,807.93 is: 10,214.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,122.09 : 22,688.33 = 6,807.93 : x
  2. Step 2: Convert to fraction form
    15,122.09/22,688.33 = 6,807.93/x
  3. Step 3: Cross multiply
    15,122.09x = 22,688.33 × 6,807.93
  4. Step 4: Simplify right side
    15,122.09x = 154,460,528.42
  5. Step 5: Solve for x
    x = 154,460,528.42/15,122.09
  6. Step 6: Final answer
    x = 10,214.23

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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.