Home / 46,907.28-70,346.21-13,629.65

Finding the Fourth Proportional to 46,907.28, 70,346.21 and 13,629.65

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Solution

The fourth proportional to 46,907.28, 70,346.21 and 13,629.65 is: 20,440.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,907.28 : 70,346.21 = 13,629.65 : x
  2. Step 2: Convert to fraction form
    46,907.28/70,346.21 = 13,629.65/x
  3. Step 3: Cross multiply
    46,907.28x = 70,346.21 × 13,629.65
  4. Step 4: Simplify right side
    46,907.28x = 958,793,801.25
  5. Step 5: Solve for x
    x = 958,793,801.25/46,907.28
  6. Step 6: Final answer
    x = 20,440.19

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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.