Home / 35,827.36-49,440.71-20,513.39

Finding the Fourth Proportional to 35,827.36, 49,440.71 and 20,513.39

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Solution

The fourth proportional to 35,827.36, 49,440.71 and 20,513.39 is: 28,307.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,827.36 : 49,440.71 = 20,513.39 : x
  2. Step 2: Convert to fraction form
    35,827.36/49,440.71 = 20,513.39/x
  3. Step 3: Cross multiply
    35,827.36x = 49,440.71 × 20,513.39
  4. Step 4: Simplify right side
    35,827.36x = 1,014,196,581.26
  5. Step 5: Solve for x
    x = 1,014,196,581.26/35,827.36
  6. Step 6: Final answer
    x = 28,307.88

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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.