Home / 19,031.65-26,263.33-10,533.78

Finding the Fourth Proportional to 19,031.65, 26,263.33 and 10,533.78

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Solution

The fourth proportional to 19,031.65, 26,263.33 and 10,533.78 is: 14,536.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.65 : 26,263.33 = 10,533.78 : x
  2. Step 2: Convert to fraction form
    19,031.65/26,263.33 = 10,533.78/x
  3. Step 3: Cross multiply
    19,031.65x = 26,263.33 × 10,533.78
  4. Step 4: Simplify right side
    19,031.65x = 276,652,113.95
  5. Step 5: Solve for x
    x = 276,652,113.95/19,031.65
  6. Step 6: Final answer
    x = 14,536.42

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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.