Home / 30,817.60-46,226.40-10,043.20

Finding the Fourth Proportional to 30,817.60, 46,226.40 and 10,043.20

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Solution

The fourth proportional to 30,817.60, 46,226.40 and 10,043.20 is: 15,064.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,817.60 : 46,226.40 = 10,043.20 : x
  2. Step 2: Convert to fraction form
    30,817.60/46,226.40 = 10,043.20/x
  3. Step 3: Cross multiply
    30,817.60x = 46,226.40 × 10,043.20
  4. Step 4: Simplify right side
    30,817.60x = 464,260,980.48
  5. Step 5: Solve for x
    x = 464,260,980.48/30,817.60
  6. Step 6: Final answer
    x = 15,064.80

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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.