Home / 35,434.47-53,144.41-15,700.44

Finding the Fourth Proportional to 35,434.47, 53,144.41 and 15,700.44

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Solution

The fourth proportional to 35,434.47, 53,144.41 and 15,700.44 is: 23,547.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,434.47 : 53,144.41 = 15,700.44 : x
  2. Step 2: Convert to fraction form
    35,434.47/53,144.41 = 15,700.44/x
  3. Step 3: Cross multiply
    35,434.47x = 53,144.41 × 15,700.44
  4. Step 4: Simplify right side
    35,434.47x = 834,390,620.54
  5. Step 5: Solve for x
    x = 834,390,620.54/35,434.47
  6. Step 6: Final answer
    x = 23,547.43

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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.