Home / 35,295.36-48,711.60-19,381.20

Finding the Fourth Proportional to 35,295.36, 48,711.60 and 19,381.20

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Solution

The fourth proportional to 35,295.36, 48,711.60 and 19,381.20 is: 26,748.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,295.36 : 48,711.60 = 19,381.20 : x
  2. Step 2: Convert to fraction form
    35,295.36/48,711.60 = 19,381.20/x
  3. Step 3: Cross multiply
    35,295.36x = 48,711.60 × 19,381.20
  4. Step 4: Simplify right side
    35,295.36x = 944,089,261.92
  5. Step 5: Solve for x
    x = 944,089,261.92/35,295.36
  6. Step 6: Final answer
    x = 26,748.25

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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.