Home / 15,465.49-23,186.88-4,929.45

Finding the Fourth Proportional to 15,465.49, 23,186.88 and 4,929.45

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Solution

The fourth proportional to 15,465.49, 23,186.88 and 4,929.45 is: 7,390.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,465.49 : 23,186.88 = 4,929.45 : x
  2. Step 2: Convert to fraction form
    15,465.49/23,186.88 = 4,929.45/x
  3. Step 3: Cross multiply
    15,465.49x = 23,186.88 × 4,929.45
  4. Step 4: Simplify right side
    15,465.49x = 114,298,565.62
  5. Step 5: Solve for x
    x = 114,298,565.62/15,465.49
  6. Step 6: Final answer
    x = 7,390.56

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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.