Home / 15,777.42-23,662.08-4,681.59

Finding the Fourth Proportional to 15,777.42, 23,662.08 and 4,681.59

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Solution

The fourth proportional to 15,777.42, 23,662.08 and 4,681.59 is: 7,021.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,777.42 : 23,662.08 = 4,681.59 : x
  2. Step 2: Convert to fraction form
    15,777.42/23,662.08 = 4,681.59/x
  3. Step 3: Cross multiply
    15,777.42x = 23,662.08 × 4,681.59
  4. Step 4: Simplify right side
    15,777.42x = 110,776,157.11
  5. Step 5: Solve for x
    x = 110,776,157.11/15,777.42
  6. Step 6: Final answer
    x = 7,021.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.