Home / 19,715.34-27,206.46-10,762.68

Finding the Fourth Proportional to 19,715.34, 27,206.46 and 10,762.68

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Solution

The fourth proportional to 19,715.34, 27,206.46 and 10,762.68 is: 14,852.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,715.34 : 27,206.46 = 10,762.68 : x
  2. Step 2: Convert to fraction form
    19,715.34/27,206.46 = 10,762.68/x
  3. Step 3: Cross multiply
    19,715.34x = 27,206.46 × 10,762.68
  4. Step 4: Simplify right side
    19,715.34x = 292,814,422.91
  5. Step 5: Solve for x
    x = 292,814,422.91/19,715.34
  6. Step 6: Final answer
    x = 14,852.11

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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.