Home / 27,012.42-37,225.58-19,445.40

Finding the Fourth Proportional to 27,012.42, 37,225.58 and 19,445.40

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Solution

The fourth proportional to 27,012.42, 37,225.58 and 19,445.40 is: 26,797.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,012.42 : 37,225.58 = 19,445.40 : x
  2. Step 2: Convert to fraction form
    27,012.42/37,225.58 = 19,445.40/x
  3. Step 3: Cross multiply
    27,012.42x = 37,225.58 × 19,445.40
  4. Step 4: Simplify right side
    27,012.42x = 723,866,196.11
  5. Step 5: Solve for x
    x = 723,866,196.11/27,012.42
  6. Step 6: Final answer
    x = 26,797.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.