Home / 32,836.06-45,302.52-18,685.36

Finding the Fourth Proportional to 32,836.06, 45,302.52 and 18,685.36

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Solution

The fourth proportional to 32,836.06, 45,302.52 and 18,685.36 is: 25,779.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,836.06 : 45,302.52 = 18,685.36 : x
  2. Step 2: Convert to fraction form
    32,836.06/45,302.52 = 18,685.36/x
  3. Step 3: Cross multiply
    32,836.06x = 45,302.52 × 18,685.36
  4. Step 4: Simplify right side
    32,836.06x = 846,493,895.11
  5. Step 5: Solve for x
    x = 846,493,895.11/32,836.06
  6. Step 6: Final answer
    x = 25,779.40

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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.