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Finding the Fourth Proportional to 47,459.57, 65,495.57 and 26,240.20

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Solution

The fourth proportional to 47,459.57, 65,495.57 and 26,240.20 is: 36,212.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,459.57 : 65,495.57 = 26,240.20 : x
  2. Step 2: Convert to fraction form
    47,459.57/65,495.57 = 26,240.20/x
  3. Step 3: Cross multiply
    47,459.57x = 65,495.57 × 26,240.20
  4. Step 4: Simplify right side
    47,459.57x = 1,718,616,855.91
  5. Step 5: Solve for x
    x = 1,718,616,855.91/47,459.57
  6. Step 6: Final answer
    x = 36,212.23

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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.