Home / 19,349.22-26,701.90-11,283.20

Finding the Fourth Proportional to 19,349.22, 26,701.90 and 11,283.20

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Solution

The fourth proportional to 19,349.22, 26,701.90 and 11,283.20 is: 15,570.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,349.22 : 26,701.90 = 11,283.20 : x
  2. Step 2: Convert to fraction form
    19,349.22/26,701.90 = 11,283.20/x
  3. Step 3: Cross multiply
    19,349.22x = 26,701.90 × 11,283.20
  4. Step 4: Simplify right side
    19,349.22x = 301,282,878.08
  5. Step 5: Solve for x
    x = 301,282,878.08/19,349.22
  6. Step 6: Final answer
    x = 15,570.80

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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.