Home / 19,598.65-27,057.36-12,903.74

Finding the Fourth Proportional to 19,598.65, 27,057.36 and 12,903.74

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Solution

The fourth proportional to 19,598.65, 27,057.36 and 12,903.74 is: 17,814.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,598.65 : 27,057.36 = 12,903.74 : x
  2. Step 2: Convert to fraction form
    19,598.65/27,057.36 = 12,903.74/x
  3. Step 3: Cross multiply
    19,598.65x = 27,057.36 × 12,903.74
  4. Step 4: Simplify right side
    19,598.65x = 349,140,938.72
  5. Step 5: Solve for x
    x = 349,140,938.72/19,598.65
  6. Step 6: Final answer
    x = 17,814.54

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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.