Home / 35,953.61-49,616.23-20,636.08

Finding the Fourth Proportional to 35,953.61, 49,616.23 and 20,636.08

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Solution

The fourth proportional to 35,953.61, 49,616.23 and 20,636.08 is: 28,477.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,953.61 : 49,616.23 = 20,636.08 : x
  2. Step 2: Convert to fraction form
    35,953.61/49,616.23 = 20,636.08/x
  3. Step 3: Cross multiply
    35,953.61x = 49,616.23 × 20,636.08
  4. Step 4: Simplify right side
    35,953.61x = 1,023,884,491.58
  5. Step 5: Solve for x
    x = 1,023,884,491.58/35,953.61
  6. Step 6: Final answer
    x = 28,477.93

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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.