Home / 43,307.93-64,965.54-15,225.59

Finding the Fourth Proportional to 43,307.93, 64,965.54 and 15,225.59

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Solution

The fourth proportional to 43,307.93, 64,965.54 and 15,225.59 is: 22,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,307.93 : 64,965.54 = 15,225.59 : x
  2. Step 2: Convert to fraction form
    43,307.93/64,965.54 = 15,225.59/x
  3. Step 3: Cross multiply
    43,307.93x = 64,965.54 × 15,225.59
  4. Step 4: Simplify right side
    43,307.93x = 989,138,676.17
  5. Step 5: Solve for x
    x = 989,138,676.17/43,307.93
  6. Step 6: Final answer
    x = 22,839.67

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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.