Home / 47,271.47-70,887.15-17,668.60

Finding the Fourth Proportional to 47,271.47, 70,887.15 and 17,668.60

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Solution

The fourth proportional to 47,271.47, 70,887.15 and 17,668.60 is: 26,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,271.47 : 70,887.15 = 17,668.60 : x
  2. Step 2: Convert to fraction form
    47,271.47/70,887.15 = 17,668.60/x
  3. Step 3: Cross multiply
    47,271.47x = 70,887.15 × 17,668.60
  4. Step 4: Simplify right side
    47,271.47x = 1,252,476,521.27
  5. Step 5: Solve for x
    x = 1,252,476,521.27/47,271.47
  6. Step 6: Final answer
    x = 26,495.40

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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.