Home / 35,683.92-49,242.72-20,576.64

Finding the Fourth Proportional to 35,683.92, 49,242.72 and 20,576.64

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Solution

The fourth proportional to 35,683.92, 49,242.72 and 20,576.64 is: 28,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,683.92 : 49,242.72 = 20,576.64 : x
  2. Step 2: Convert to fraction form
    35,683.92/49,242.72 = 20,576.64/x
  3. Step 3: Cross multiply
    35,683.92x = 49,242.72 × 20,576.64
  4. Step 4: Simplify right side
    35,683.92x = 1,013,249,722.06
  5. Step 5: Solve for x
    x = 1,013,249,722.06/35,683.92
  6. Step 6: Final answer
    x = 28,395.13

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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.