Home / 35,656.55-49,206.76-21,331.16

Finding the Fourth Proportional to 35,656.55, 49,206.76 and 21,331.16

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Solution

The fourth proportional to 35,656.55, 49,206.76 and 21,331.16 is: 29,437.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,656.55 : 49,206.76 = 21,331.16 : x
  2. Step 2: Convert to fraction form
    35,656.55/49,206.76 = 21,331.16/x
  3. Step 3: Cross multiply
    35,656.55x = 49,206.76 × 21,331.16
  4. Step 4: Simplify right side
    35,656.55x = 1,049,637,270.64
  5. Step 5: Solve for x
    x = 1,049,637,270.64/35,656.55
  6. Step 6: Final answer
    x = 29,437.43

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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.