Home / 35,983.76-53,971.43-9,686.43

Finding the Fourth Proportional to 35,983.76, 53,971.43 and 9,686.43

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Solution

The fourth proportional to 35,983.76, 53,971.43 and 9,686.43 is: 14,528.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,983.76 : 53,971.43 = 9,686.43 : x
  2. Step 2: Convert to fraction form
    35,983.76/53,971.43 = 9,686.43/x
  3. Step 3: Cross multiply
    35,983.76x = 53,971.43 × 9,686.43
  4. Step 4: Simplify right side
    35,983.76x = 522,790,430.26
  5. Step 5: Solve for x
    x = 522,790,430.26/35,983.76
  6. Step 6: Final answer
    x = 14,528.51

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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.