Home / 32,703.79-45,132.08-18,364.77

Finding the Fourth Proportional to 32,703.79, 45,132.08 and 18,364.77

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Solution

The fourth proportional to 32,703.79, 45,132.08 and 18,364.77 is: 25,343.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,703.79 : 45,132.08 = 18,364.77 : x
  2. Step 2: Convert to fraction form
    32,703.79/45,132.08 = 18,364.77/x
  3. Step 3: Cross multiply
    32,703.79x = 45,132.08 × 18,364.77
  4. Step 4: Simplify right side
    32,703.79x = 828,840,268.82
  5. Step 5: Solve for x
    x = 828,840,268.82/32,703.79
  6. Step 6: Final answer
    x = 25,343.86

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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.