Home / 37,440.81-56,146.91-12,476.07

Finding the Fourth Proportional to 37,440.81, 56,146.91 and 12,476.07

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Solution

The fourth proportional to 37,440.81, 56,146.91 and 12,476.07 is: 18,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,440.81 : 56,146.91 = 12,476.07 : x
  2. Step 2: Convert to fraction form
    37,440.81/56,146.91 = 12,476.07/x
  3. Step 3: Cross multiply
    37,440.81x = 56,146.91 × 12,476.07
  4. Step 4: Simplify right side
    37,440.81x = 700,492,717.06
  5. Step 5: Solve for x
    x = 700,492,717.06/37,440.81
  6. Step 6: Final answer
    x = 18,709.34

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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.