Home / 43,681.16-65,505.15-15,595.98

Finding the Fourth Proportional to 43,681.16, 65,505.15 and 15,595.98

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Solution

The fourth proportional to 43,681.16, 65,505.15 and 15,595.98 is: 23,388.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,681.16 : 65,505.15 = 15,595.98 : x
  2. Step 2: Convert to fraction form
    43,681.16/65,505.15 = 15,595.98/x
  3. Step 3: Cross multiply
    43,681.16x = 65,505.15 × 15,595.98
  4. Step 4: Simplify right side
    43,681.16x = 1,021,617,009.30
  5. Step 5: Solve for x
    x = 1,021,617,009.30/43,681.16
  6. Step 6: Final answer
    x = 23,388.05

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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.