Home / 43,560.08-65,346.60-15,477.80

Finding the Fourth Proportional to 43,560.08, 65,346.60 and 15,477.80

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Solution

The fourth proportional to 43,560.08, 65,346.60 and 15,477.80 is: 23,219.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,560.08 : 65,346.60 = 15,477.80 : x
  2. Step 2: Convert to fraction form
    43,560.08/65,346.60 = 15,477.80/x
  3. Step 3: Cross multiply
    43,560.08x = 65,346.60 × 15,477.80
  4. Step 4: Simplify right side
    43,560.08x = 1,011,421,605.48
  5. Step 5: Solve for x
    x = 1,011,421,605.48/43,560.08
  6. Step 6: Final answer
    x = 23,219.00

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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.