Home / 19,045.34-28,561.32-5,714.36

Finding the Fourth Proportional to 19,045.34, 28,561.32 and 5,714.36

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Solution

The fourth proportional to 19,045.34, 28,561.32 and 5,714.36 is: 8,569.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045.34 : 28,561.32 = 5,714.36 : x
  2. Step 2: Convert to fraction form
    19,045.34/28,561.32 = 5,714.36/x
  3. Step 3: Cross multiply
    19,045.34x = 28,561.32 × 5,714.36
  4. Step 4: Simplify right side
    19,045.34x = 163,209,664.56
  5. Step 5: Solve for x
    x = 163,209,664.56/19,045.34
  6. Step 6: Final answer
    x = 8,569.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.