Home / 13,323.08-19,985.54-4,564.15

Finding the Fourth Proportional to 13,323.08, 19,985.54 and 4,564.15

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Solution

The fourth proportional to 13,323.08, 19,985.54 and 4,564.15 is: 6,846.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,323.08 : 19,985.54 = 4,564.15 : x
  2. Step 2: Convert to fraction form
    13,323.08/19,985.54 = 4,564.15/x
  3. Step 3: Cross multiply
    13,323.08x = 19,985.54 × 4,564.15
  4. Step 4: Simplify right side
    13,323.08x = 91,216,929.61
  5. Step 5: Solve for x
    x = 91,216,929.61/13,323.08
  6. Step 6: Final answer
    x = 6,846.53

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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.