Home / 43,106.48-64,659.65-13,526.63

Finding the Fourth Proportional to 43,106.48, 64,659.65 and 13,526.63

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Solution

The fourth proportional to 43,106.48, 64,659.65 and 13,526.63 is: 20,289.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,106.48 : 64,659.65 = 13,526.63 : x
  2. Step 2: Convert to fraction form
    43,106.48/64,659.65 = 13,526.63/x
  3. Step 3: Cross multiply
    43,106.48x = 64,659.65 × 13,526.63
  4. Step 4: Simplify right side
    43,106.48x = 874,626,770.55
  5. Step 5: Solve for x
    x = 874,626,770.55/43,106.48
  6. Step 6: Final answer
    x = 20,289.92

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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.