Home / 32,875.96-45,369.63-19,955.38

Finding the Fourth Proportional to 32,875.96, 45,369.63 and 19,955.38

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Solution

The fourth proportional to 32,875.96, 45,369.63 and 19,955.38 is: 27,538.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,875.96 : 45,369.63 = 19,955.38 : x
  2. Step 2: Convert to fraction form
    32,875.96/45,369.63 = 19,955.38/x
  3. Step 3: Cross multiply
    32,875.96x = 45,369.63 × 19,955.38
  4. Step 4: Simplify right side
    32,875.96x = 905,368,207.11
  5. Step 5: Solve for x
    x = 905,368,207.11/32,875.96
  6. Step 6: Final answer
    x = 27,538.91

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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.