Home / 32,771.40-45,225.36-19,341.36

Finding the Fourth Proportional to 32,771.40, 45,225.36 and 19,341.36

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Solution

The fourth proportional to 32,771.40, 45,225.36 and 19,341.36 is: 26,691.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,771.40 : 45,225.36 = 19,341.36 : x
  2. Step 2: Convert to fraction form
    32,771.40/45,225.36 = 19,341.36/x
  3. Step 3: Cross multiply
    32,771.40x = 45,225.36 × 19,341.36
  4. Step 4: Simplify right side
    32,771.40x = 874,719,968.89
  5. Step 5: Solve for x
    x = 874,719,968.89/32,771.40
  6. Step 6: Final answer
    x = 26,691.57

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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.