Home / 35,666.94-49,271.63-28,487.43

Finding the Fourth Proportional to 35,666.94, 49,271.63 and 28,487.43

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Solution

The fourth proportional to 35,666.94, 49,271.63 and 28,487.43 is: 39,353.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,666.94 : 49,271.63 = 28,487.43 : x
  2. Step 2: Convert to fraction form
    35,666.94/49,271.63 = 28,487.43/x
  3. Step 3: Cross multiply
    35,666.94x = 49,271.63 × 28,487.43
  4. Step 4: Simplify right side
    35,666.94x = 1,403,621,968.17
  5. Step 5: Solve for x
    x = 1,403,621,968.17/35,666.94
  6. Step 6: Final answer
    x = 39,353.59

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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.