Home / 35,741.95-49,326.15-20,637.40

Finding the Fourth Proportional to 35,741.95, 49,326.15 and 20,637.40

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Solution

The fourth proportional to 35,741.95, 49,326.15 and 20,637.40 is: 28,480.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,741.95 : 49,326.15 = 20,637.40 : x
  2. Step 2: Convert to fraction form
    35,741.95/49,326.15 = 20,637.40/x
  3. Step 3: Cross multiply
    35,741.95x = 49,326.15 × 20,637.40
  4. Step 4: Simplify right side
    35,741.95x = 1,017,963,488.01
  5. Step 5: Solve for x
    x = 1,017,963,488.01/35,741.95
  6. Step 6: Final answer
    x = 28,480.92

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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.