Home / 13,567.02-20,333.52-7,726.92

Finding the Fourth Proportional to 13,567.02, 20,333.52 and 7,726.92

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Solution

The fourth proportional to 13,567.02, 20,333.52 and 7,726.92 is: 11,580.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.02 : 20,333.52 = 7,726.92 : x
  2. Step 2: Convert to fraction form
    13,567.02/20,333.52 = 7,726.92/x
  3. Step 3: Cross multiply
    13,567.02x = 20,333.52 × 7,726.92
  4. Step 4: Simplify right side
    13,567.02x = 157,115,482.36
  5. Step 5: Solve for x
    x = 157,115,482.36/13,567.02
  6. Step 6: Final answer
    x = 11,580.69

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1.5x scale

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.