Home / 38,657.04-53,339.40-36,688.56

Finding the Fourth Proportional to 38,657.04, 53,339.40 and 36,688.56

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Solution

The fourth proportional to 38,657.04, 53,339.40 and 36,688.56 is: 50,623.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,657.04 : 53,339.40 = 36,688.56 : x
  2. Step 2: Convert to fraction form
    38,657.04/53,339.40 = 36,688.56/x
  3. Step 3: Cross multiply
    38,657.04x = 53,339.40 × 36,688.56
  4. Step 4: Simplify right side
    38,657.04x = 1,956,945,777.26
  5. Step 5: Solve for x
    x = 1,956,945,777.26/38,657.04
  6. Step 6: Final answer
    x = 50,623.27

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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.