Home / 37,653.20-56,463.38-12,688.59

Finding the Fourth Proportional to 37,653.20, 56,463.38 and 12,688.59

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Solution

The fourth proportional to 37,653.20, 56,463.38 and 12,688.59 is: 19,027.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,653.20 : 56,463.38 = 12,688.59 : x
  2. Step 2: Convert to fraction form
    37,653.20/56,463.38 = 12,688.59/x
  3. Step 3: Cross multiply
    37,653.20x = 56,463.38 × 12,688.59
  4. Step 4: Simplify right side
    37,653.20x = 716,440,678.83
  5. Step 5: Solve for x
    x = 716,440,678.83/37,653.20
  6. Step 6: Final answer
    x = 19,027.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.