Home / 35,407.04-53,143.38-17,889.18

Finding the Fourth Proportional to 35,407.04, 53,143.38 and 17,889.18

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Solution

The fourth proportional to 35,407.04, 53,143.38 and 17,889.18 is: 26,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,407.04 : 53,143.38 = 17,889.18 : x
  2. Step 2: Convert to fraction form
    35,407.04/53,143.38 = 17,889.18/x
  3. Step 3: Cross multiply
    35,407.04x = 53,143.38 × 17,889.18
  4. Step 4: Simplify right side
    35,407.04x = 950,691,490.63
  5. Step 5: Solve for x
    x = 950,691,490.63/35,407.04
  6. Step 6: Final answer
    x = 26,850.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.