Home / 47,048.35-70,572.72-15,905.47

Finding the Fourth Proportional to 47,048.35, 70,572.72 and 15,905.47

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Solution

The fourth proportional to 47,048.35, 70,572.72 and 15,905.47 is: 23,858.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,048.35 : 70,572.72 = 15,905.47 : x
  2. Step 2: Convert to fraction form
    47,048.35/70,572.72 = 15,905.47/x
  3. Step 3: Cross multiply
    47,048.35x = 70,572.72 × 15,905.47
  4. Step 4: Simplify right side
    47,048.35x = 1,122,492,280.78
  5. Step 5: Solve for x
    x = 1,122,492,280.78/47,048.35
  6. Step 6: Final answer
    x = 23,858.27

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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.