Home / 19,430.52-26,915.64-19,036.84

Finding the Fourth Proportional to 19,430.52, 26,915.64 and 19,036.84

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Solution

The fourth proportional to 19,430.52, 26,915.64 and 19,036.84 is: 26,370.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430.52 : 26,915.64 = 19,036.84 : x
  2. Step 2: Convert to fraction form
    19,430.52/26,915.64 = 19,036.84/x
  3. Step 3: Cross multiply
    19,430.52x = 26,915.64 × 19,036.84
  4. Step 4: Simplify right side
    19,430.52x = 512,388,732.18
  5. Step 5: Solve for x
    x = 512,388,732.18/19,430.52
  6. Step 6: Final answer
    x = 26,370.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.