Home / 39,445.84-54,442.29-23,312.49

Finding the Fourth Proportional to 39,445.84, 54,442.29 and 23,312.49

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Solution

The fourth proportional to 39,445.84, 54,442.29 and 23,312.49 is: 32,175.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,445.84 : 54,442.29 = 23,312.49 : x
  2. Step 2: Convert to fraction form
    39,445.84/54,442.29 = 23,312.49/x
  3. Step 3: Cross multiply
    39,445.84x = 54,442.29 × 23,312.49
  4. Step 4: Simplify right side
    39,445.84x = 1,269,185,341.20
  5. Step 5: Solve for x
    x = 1,269,185,341.20/39,445.84
  6. Step 6: Final answer
    x = 32,175.39

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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.