Home / 30,729.60-46,094.40-30,535.20

Finding the Fourth Proportional to 30,729.60, 46,094.40 and 30,535.20

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Solution

The fourth proportional to 30,729.60, 46,094.40 and 30,535.20 is: 45,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,729.60 : 46,094.40 = 30,535.20 : x
  2. Step 2: Convert to fraction form
    30,729.60/46,094.40 = 30,535.20/x
  3. Step 3: Cross multiply
    30,729.60x = 46,094.40 × 30,535.20
  4. Step 4: Simplify right side
    30,729.60x = 1,407,501,722.88
  5. Step 5: Solve for x
    x = 1,407,501,722.88/30,729.60
  6. Step 6: Final answer
    x = 45,802.80

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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.