Home / 47,145.34-70,668.80-17,551.13

Finding the Fourth Proportional to 47,145.34, 70,668.80 and 17,551.13

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Solution

The fourth proportional to 47,145.34, 70,668.80 and 17,551.13 is: 26,308.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,145.34 : 70,668.80 = 17,551.13 : x
  2. Step 2: Convert to fraction form
    47,145.34/70,668.80 = 17,551.13/x
  3. Step 3: Cross multiply
    47,145.34x = 70,668.80 × 17,551.13
  4. Step 4: Simplify right side
    47,145.34x = 1,240,317,416.70
  5. Step 5: Solve for x
    x = 1,240,317,416.70/47,145.34
  6. Step 6: Final answer
    x = 26,308.38

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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.