Home / 34,254.36-47,271.60-19,147.32

Finding the Fourth Proportional to 34,254.36, 47,271.60 and 19,147.32

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Solution

The fourth proportional to 34,254.36, 47,271.60 and 19,147.32 is: 26,423.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,254.36 : 47,271.60 = 19,147.32 : x
  2. Step 2: Convert to fraction form
    34,254.36/47,271.60 = 19,147.32/x
  3. Step 3: Cross multiply
    34,254.36x = 47,271.60 × 19,147.32
  4. Step 4: Simplify right side
    34,254.36x = 905,124,452.11
  5. Step 5: Solve for x
    x = 905,124,452.11/34,254.36
  6. Step 6: Final answer
    x = 26,423.63

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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.