Home / 19,303.41-26,638.65-11,350.20

Finding the Fourth Proportional to 19,303.41, 26,638.65 and 11,350.20

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Solution

The fourth proportional to 19,303.41, 26,638.65 and 11,350.20 is: 15,663.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303.41 : 26,638.65 = 11,350.20 : x
  2. Step 2: Convert to fraction form
    19,303.41/26,638.65 = 11,350.20/x
  3. Step 3: Cross multiply
    19,303.41x = 26,638.65 × 11,350.20
  4. Step 4: Simplify right side
    19,303.41x = 302,354,005.23
  5. Step 5: Solve for x
    x = 302,354,005.23/19,303.41
  6. Step 6: Final answer
    x = 15,663.24

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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.