Home / 37,632.83-56,440.13-12,666.40

Finding the Fourth Proportional to 37,632.83, 56,440.13 and 12,666.40

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Solution

The fourth proportional to 37,632.83, 56,440.13 and 12,666.40 is: 18,996.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,632.83 : 56,440.13 = 12,666.40 : x
  2. Step 2: Convert to fraction form
    37,632.83/56,440.13 = 12,666.40/x
  3. Step 3: Cross multiply
    37,632.83x = 56,440.13 × 12,666.40
  4. Step 4: Simplify right side
    37,632.83x = 714,893,058.20
  5. Step 5: Solve for x
    x = 714,893,058.20/37,632.83
  6. Step 6: Final answer
    x = 18,996.53

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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.