Home / 35,943.16-53,953.08-31,809.46

Finding the Fourth Proportional to 35,943.16, 53,953.08 and 31,809.46

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Solution

The fourth proportional to 35,943.16, 53,953.08 and 31,809.46 is: 47,748.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,943.16 : 53,953.08 = 31,809.46 : x
  2. Step 2: Convert to fraction form
    35,943.16/53,953.08 = 31,809.46/x
  3. Step 3: Cross multiply
    35,943.16x = 53,953.08 × 31,809.46
  4. Step 4: Simplify right side
    35,943.16x = 1,716,218,340.14
  5. Step 5: Solve for x
    x = 1,716,218,340.14/35,943.16
  6. Step 6: Final answer
    x = 47,748.12

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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.