Home / 37,588.60-56,376.80-11,288.72

Finding the Fourth Proportional to 37,588.60, 56,376.80 and 11,288.72

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Solution

The fourth proportional to 37,588.60, 56,376.80 and 11,288.72 is: 16,931.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,588.60 : 56,376.80 = 11,288.72 : x
  2. Step 2: Convert to fraction form
    37,588.60/56,376.80 = 11,288.72/x
  3. Step 3: Cross multiply
    37,588.60x = 56,376.80 × 11,288.72
  4. Step 4: Simplify right side
    37,588.60x = 636,421,909.70
  5. Step 5: Solve for x
    x = 636,421,909.70/37,588.60
  6. Step 6: Final answer
    x = 16,931.25

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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.