Home / 35,435.10-53,133.45-14,660.70

Finding the Fourth Proportional to 35,435.10, 53,133.45 and 14,660.70

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Solution

The fourth proportional to 35,435.10, 53,133.45 and 14,660.70 is: 21,983.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,435.10 : 53,133.45 = 14,660.70 : x
  2. Step 2: Convert to fraction form
    35,435.10/53,133.45 = 14,660.70/x
  3. Step 3: Cross multiply
    35,435.10x = 53,133.45 × 14,660.70
  4. Step 4: Simplify right side
    35,435.10x = 778,973,570.42
  5. Step 5: Solve for x
    x = 778,973,570.42/35,435.10
  6. Step 6: Final answer
    x = 21,983.11

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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.