Home / 23,417.76-32,317.35-13,347.72

Finding the Fourth Proportional to 23,417.76, 32,317.35 and 13,347.72

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Solution

The fourth proportional to 23,417.76, 32,317.35 and 13,347.72 is: 18,420.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,417.76 : 32,317.35 = 13,347.72 : x
  2. Step 2: Convert to fraction form
    23,417.76/32,317.35 = 13,347.72/x
  3. Step 3: Cross multiply
    23,417.76x = 32,317.35 × 13,347.72
  4. Step 4: Simplify right side
    23,417.76x = 431,362,938.94
  5. Step 5: Solve for x
    x = 431,362,938.94/23,417.76
  6. Step 6: Final answer
    x = 18,420.33

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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.