Home / 35,646.48-49,186.64-20,536.19

Finding the Fourth Proportional to 35,646.48, 49,186.64 and 20,536.19

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Solution

The fourth proportional to 35,646.48, 49,186.64 and 20,536.19 is: 28,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,646.48 : 49,186.64 = 20,536.19 : x
  2. Step 2: Convert to fraction form
    35,646.48/49,186.64 = 20,536.19/x
  3. Step 3: Cross multiply
    35,646.48x = 49,186.64 × 20,536.19
  4. Step 4: Simplify right side
    35,646.48x = 1,010,106,184.50
  5. Step 5: Solve for x
    x = 1,010,106,184.50/35,646.48
  6. Step 6: Final answer
    x = 28,336.77

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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.