Home / 46,800.05-70,189.74-13,512.87

Finding the Fourth Proportional to 46,800.05, 70,189.74 and 13,512.87

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Solution

The fourth proportional to 46,800.05, 70,189.74 and 13,512.87 is: 20,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,800.05 : 70,189.74 = 13,512.87 : x
  2. Step 2: Convert to fraction form
    46,800.05/70,189.74 = 13,512.87/x
  3. Step 3: Cross multiply
    46,800.05x = 70,189.74 × 13,512.87
  4. Step 4: Simplify right side
    46,800.05x = 948,464,831.95
  5. Step 5: Solve for x
    x = 948,464,831.95/46,800.05
  6. Step 6: Final answer
    x = 20,266.32

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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.