Home / 46,986.40-70,482.30-13,711.60

Finding the Fourth Proportional to 46,986.40, 70,482.30 and 13,711.60

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Solution

The fourth proportional to 46,986.40, 70,482.30 and 13,711.60 is: 20,568.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,986.40 : 70,482.30 = 13,711.60 : x
  2. Step 2: Convert to fraction form
    46,986.40/70,482.30 = 13,711.60/x
  3. Step 3: Cross multiply
    46,986.40x = 70,482.30 × 13,711.60
  4. Step 4: Simplify right side
    46,986.40x = 966,425,104.68
  5. Step 5: Solve for x
    x = 966,425,104.68/46,986.40
  6. Step 6: Final answer
    x = 20,568.19

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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.