Home / 32,810.48-45,282.80-18,660.59

Finding the Fourth Proportional to 32,810.48, 45,282.80 and 18,660.59

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Solution

The fourth proportional to 32,810.48, 45,282.80 and 18,660.59 is: 25,754.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,810.48 : 45,282.80 = 18,660.59 : x
  2. Step 2: Convert to fraction form
    32,810.48/45,282.80 = 18,660.59/x
  3. Step 3: Cross multiply
    32,810.48x = 45,282.80 × 18,660.59
  4. Step 4: Simplify right side
    32,810.48x = 845,003,784.76
  5. Step 5: Solve for x
    x = 845,003,784.76/32,810.48
  6. Step 6: Final answer
    x = 25,754.08

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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.