Home / 34,817.50-48,048.34-20,477.93

Finding the Fourth Proportional to 34,817.50, 48,048.34 and 20,477.93

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Solution

The fourth proportional to 34,817.50, 48,048.34 and 20,477.93 is: 28,259.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,817.50 : 48,048.34 = 20,477.93 : x
  2. Step 2: Convert to fraction form
    34,817.50/48,048.34 = 20,477.93/x
  3. Step 3: Cross multiply
    34,817.50x = 48,048.34 × 20,477.93
  4. Step 4: Simplify right side
    34,817.50x = 983,930,748.11
  5. Step 5: Solve for x
    x = 983,930,748.11/34,817.50
  6. Step 6: Final answer
    x = 28,259.66

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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.