Home / 35,739.59-49,317.08-20,637.11

Finding the Fourth Proportional to 35,739.59, 49,317.08 and 20,637.11

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Solution

The fourth proportional to 35,739.59, 49,317.08 and 20,637.11 is: 28,477.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,739.59 : 49,317.08 = 20,637.11 : x
  2. Step 2: Convert to fraction form
    35,739.59/49,317.08 = 20,637.11/x
  3. Step 3: Cross multiply
    35,739.59x = 49,317.08 × 20,637.11
  4. Step 4: Simplify right side
    35,739.59x = 1,017,762,024.95
  5. Step 5: Solve for x
    x = 1,017,762,024.95/35,739.59
  6. Step 6: Final answer
    x = 28,477.16

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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.