Home / 34,365.99-47,424.98-20,937.23

Finding the Fourth Proportional to 34,365.99, 47,424.98 and 20,937.23

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Solution

The fourth proportional to 34,365.99, 47,424.98 and 20,937.23 is: 28,893.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,365.99 : 47,424.98 = 20,937.23 : x
  2. Step 2: Convert to fraction form
    34,365.99/47,424.98 = 20,937.23/x
  3. Step 3: Cross multiply
    34,365.99x = 47,424.98 × 20,937.23
  4. Step 4: Simplify right side
    34,365.99x = 992,947,714.01
  5. Step 5: Solve for x
    x = 992,947,714.01/34,365.99
  6. Step 6: Final answer
    x = 28,893.32

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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.