Home / 35,125.47-48,459.61-21,673.40

Finding the Fourth Proportional to 35,125.47, 48,459.61 and 21,673.40

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Solution

The fourth proportional to 35,125.47, 48,459.61 and 21,673.40 is: 29,900.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,125.47 : 48,459.61 = 21,673.40 : x
  2. Step 2: Convert to fraction form
    35,125.47/48,459.61 = 21,673.40/x
  3. Step 3: Cross multiply
    35,125.47x = 48,459.61 × 21,673.40
  4. Step 4: Simplify right side
    35,125.47x = 1,050,284,511.37
  5. Step 5: Solve for x
    x = 1,050,284,511.37/35,125.47
  6. Step 6: Final answer
    x = 29,900.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.