Home / 42,307.29-63,466.38-14,215.23

Finding the Fourth Proportional to 42,307.29, 63,466.38 and 14,215.23

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Solution

The fourth proportional to 42,307.29, 63,466.38 and 14,215.23 is: 21,324.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,307.29 : 63,466.38 = 14,215.23 : x
  2. Step 2: Convert to fraction form
    42,307.29/63,466.38 = 14,215.23/x
  3. Step 3: Cross multiply
    42,307.29x = 63,466.38 × 14,215.23
  4. Step 4: Simplify right side
    42,307.29x = 902,189,188.97
  5. Step 5: Solve for x
    x = 902,189,188.97/42,307.29
  6. Step 6: Final answer
    x = 21,324.67

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1.5x scale

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.