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Finding the Fourth Proportional to 47,615.61, 65,710.14 and 27,476.67

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Solution

The fourth proportional to 47,615.61, 65,710.14 and 27,476.67 is: 37,918.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,615.61 : 65,710.14 = 27,476.67 : x
  2. Step 2: Convert to fraction form
    47,615.61/65,710.14 = 27,476.67/x
  3. Step 3: Cross multiply
    47,615.61x = 65,710.14 × 27,476.67
  4. Step 4: Simplify right side
    47,615.61x = 1,805,495,832.43
  5. Step 5: Solve for x
    x = 1,805,495,832.43/47,615.61
  6. Step 6: Final answer
    x = 37,918.15

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1.5x scale

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.