Home / 37,312.86-55,955.84-12,348.30

Finding the Fourth Proportional to 37,312.86, 55,955.84 and 12,348.30

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Solution

The fourth proportional to 37,312.86, 55,955.84 and 12,348.30 is: 18,518.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,312.86 : 55,955.84 = 12,348.30 : x
  2. Step 2: Convert to fraction form
    37,312.86/55,955.84 = 12,348.30/x
  3. Step 3: Cross multiply
    37,312.86x = 55,955.84 × 12,348.30
  4. Step 4: Simplify right side
    37,312.86x = 690,959,499.07
  5. Step 5: Solve for x
    x = 690,959,499.07/37,312.86
  6. Step 6: Final answer
    x = 18,518.00

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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.