Home / 34,323.93-47,358.86-20,895.03

Finding the Fourth Proportional to 34,323.93, 47,358.86 and 20,895.03

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Solution

The fourth proportional to 34,323.93, 47,358.86 and 20,895.03 is: 28,830.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,323.93 : 47,358.86 = 20,895.03 : x
  2. Step 2: Convert to fraction form
    34,323.93/47,358.86 = 20,895.03/x
  3. Step 3: Cross multiply
    34,323.93x = 47,358.86 × 20,895.03
  4. Step 4: Simplify right side
    34,323.93x = 989,564,695.99
  5. Step 5: Solve for x
    x = 989,564,695.99/34,323.93
  6. Step 6: Final answer
    x = 28,830.17

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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.