Home / 47,548.16-65,628.28-29,663.98

Finding the Fourth Proportional to 47,548.16, 65,628.28 and 29,663.98

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Solution

The fourth proportional to 47,548.16, 65,628.28 and 29,663.98 is: 40,943.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,548.16 : 65,628.28 = 29,663.98 : x
  2. Step 2: Convert to fraction form
    47,548.16/65,628.28 = 29,663.98/x
  3. Step 3: Cross multiply
    47,548.16x = 65,628.28 × 29,663.98
  4. Step 4: Simplify right side
    47,548.16x = 1,946,795,985.35
  5. Step 5: Solve for x
    x = 1,946,795,985.35/47,548.16
  6. Step 6: Final answer
    x = 40,943.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.