Home / 37,089.28-55,640.88-14,904.40

Finding the Fourth Proportional to 37,089.28, 55,640.88 and 14,904.40

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Solution

The fourth proportional to 37,089.28, 55,640.88 and 14,904.40 is: 22,359.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,089.28 : 55,640.88 = 14,904.40 : x
  2. Step 2: Convert to fraction form
    37,089.28/55,640.88 = 14,904.40/x
  3. Step 3: Cross multiply
    37,089.28x = 55,640.88 × 14,904.40
  4. Step 4: Simplify right side
    37,089.28x = 829,293,931.87
  5. Step 5: Solve for x
    x = 829,293,931.87/37,089.28
  6. Step 6: Final answer
    x = 22,359.40

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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.