Home / 35,802.81-49,243.55-28,713.69

Finding the Fourth Proportional to 35,802.81, 49,243.55 and 28,713.69

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Solution

The fourth proportional to 35,802.81, 49,243.55 and 28,713.69 is: 39,493.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,802.81 : 49,243.55 = 28,713.69 : x
  2. Step 2: Convert to fraction form
    35,802.81/49,243.55 = 28,713.69/x
  3. Step 3: Cross multiply
    35,802.81x = 49,243.55 × 28,713.69
  4. Step 4: Simplify right side
    35,802.81x = 1,413,963,885.63
  5. Step 5: Solve for x
    x = 1,413,963,885.63/35,802.81
  6. Step 6: Final answer
    x = 39,493.10

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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.