Home / 35,419.12-53,135.16-14,644.24

Finding the Fourth Proportional to 35,419.12, 53,135.16 and 14,644.24

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Solution

The fourth proportional to 35,419.12, 53,135.16 and 14,644.24 is: 21,969.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,419.12 : 53,135.16 = 14,644.24 : x
  2. Step 2: Convert to fraction form
    35,419.12/53,135.16 = 14,644.24/x
  3. Step 3: Cross multiply
    35,419.12x = 53,135.16 × 14,644.24
  4. Step 4: Simplify right side
    35,419.12x = 778,124,035.48
  5. Step 5: Solve for x
    x = 778,124,035.48/35,419.12
  6. Step 6: Final answer
    x = 21,969.04

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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.