Home / 38,805.86-53,551.76-22,038.50

Finding the Fourth Proportional to 38,805.86, 53,551.76 and 22,038.50

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Solution

The fourth proportional to 38,805.86, 53,551.76 and 22,038.50 is: 30,412.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,805.86 : 53,551.76 = 22,038.50 : x
  2. Step 2: Convert to fraction form
    38,805.86/53,551.76 = 22,038.50/x
  3. Step 3: Cross multiply
    38,805.86x = 53,551.76 × 22,038.50
  4. Step 4: Simplify right side
    38,805.86x = 1,180,200,462.76
  5. Step 5: Solve for x
    x = 1,180,200,462.76/38,805.86
  6. Step 6: Final answer
    x = 30,412.94

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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.