Home / 15,436.08-23,151.33-4,340.07

Finding the Fourth Proportional to 15,436.08, 23,151.33 and 4,340.07

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Solution

The fourth proportional to 15,436.08, 23,151.33 and 4,340.07 is: 6,509.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436.08 : 23,151.33 = 4,340.07 : x
  2. Step 2: Convert to fraction form
    15,436.08/23,151.33 = 4,340.07/x
  3. Step 3: Cross multiply
    15,436.08x = 23,151.33 × 4,340.07
  4. Step 4: Simplify right side
    15,436.08x = 100,478,392.79
  5. Step 5: Solve for x
    x = 100,478,392.79/15,436.08
  6. Step 6: Final answer
    x = 6,509.32

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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.