Home / 35,433.69-53,117.70-19,840.38

Finding the Fourth Proportional to 35,433.69, 53,117.70 and 19,840.38

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Solution

The fourth proportional to 35,433.69, 53,117.70 and 19,840.38 is: 29,742.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,433.69 : 53,117.70 = 19,840.38 : x
  2. Step 2: Convert to fraction form
    35,433.69/53,117.70 = 19,840.38/x
  3. Step 3: Cross multiply
    35,433.69x = 53,117.70 × 19,840.38
  4. Step 4: Simplify right side
    35,433.69x = 1,053,875,352.73
  5. Step 5: Solve for x
    x = 1,053,875,352.73/35,433.69
  6. Step 6: Final answer
    x = 29,742.18

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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.