Home / 29,090.88-40,154.40-17,916.48

Finding the Fourth Proportional to 29,090.88, 40,154.40 and 17,916.48

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Solution

The fourth proportional to 29,090.88, 40,154.40 and 17,916.48 is: 24,730.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,090.88 : 40,154.40 = 17,916.48 : x
  2. Step 2: Convert to fraction form
    29,090.88/40,154.40 = 17,916.48/x
  3. Step 3: Cross multiply
    29,090.88x = 40,154.40 × 17,916.48
  4. Step 4: Simplify right side
    29,090.88x = 719,425,504.51
  5. Step 5: Solve for x
    x = 719,425,504.51/29,090.88
  6. Step 6: Final answer
    x = 24,730.28

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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.