Home / 47,269.04-70,878.48-13,984.52

Finding the Fourth Proportional to 47,269.04, 70,878.48 and 13,984.52

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Solution

The fourth proportional to 47,269.04, 70,878.48 and 13,984.52 is: 20,969.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,269.04 : 70,878.48 = 13,984.52 : x
  2. Step 2: Convert to fraction form
    47,269.04/70,878.48 = 13,984.52/x
  3. Step 3: Cross multiply
    47,269.04x = 70,878.48 × 13,984.52
  4. Step 4: Simplify right side
    47,269.04x = 991,201,166.74
  5. Step 5: Solve for x
    x = 991,201,166.74/47,269.04
  6. Step 6: Final answer
    x = 20,969.35

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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.