Home / 34,285.86-47,309.76-19,177.74

Finding the Fourth Proportional to 34,285.86, 47,309.76 and 19,177.74

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Solution

The fourth proportional to 34,285.86, 47,309.76 and 19,177.74 is: 26,462.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,285.86 : 47,309.76 = 19,177.74 : x
  2. Step 2: Convert to fraction form
    34,285.86/47,309.76 = 19,177.74/x
  3. Step 3: Cross multiply
    34,285.86x = 47,309.76 × 19,177.74
  4. Step 4: Simplify right side
    34,285.86x = 907,294,276.74
  5. Step 5: Solve for x
    x = 907,294,276.74/34,285.86
  6. Step 6: Final answer
    x = 26,462.64

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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.