Home / 14,577.80-20,106.70-9,533.93

Finding the Fourth Proportional to 14,577.80, 20,106.70 and 9,533.93

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Solution

The fourth proportional to 14,577.80, 20,106.70 and 9,533.93 is: 13,149.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,577.80 : 20,106.70 = 9,533.93 : x
  2. Step 2: Convert to fraction form
    14,577.80/20,106.70 = 9,533.93/x
  3. Step 3: Cross multiply
    14,577.80x = 20,106.70 × 9,533.93
  4. Step 4: Simplify right side
    14,577.80x = 191,695,870.33
  5. Step 5: Solve for x
    x = 191,695,870.33/14,577.80
  6. Step 6: Final answer
    x = 13,149.85

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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.