Home / 19,254.90-28,830.20-10,001.46

Finding the Fourth Proportional to 19,254.90, 28,830.20 and 10,001.46

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Solution

The fourth proportional to 19,254.90, 28,830.20 and 10,001.46 is: 14,975.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254.90 : 28,830.20 = 10,001.46 : x
  2. Step 2: Convert to fraction form
    19,254.90/28,830.20 = 10,001.46/x
  3. Step 3: Cross multiply
    19,254.90x = 28,830.20 × 10,001.46
  4. Step 4: Simplify right side
    19,254.90x = 288,344,042.08
  5. Step 5: Solve for x
    x = 288,344,042.08/19,254.90
  6. Step 6: Final answer
    x = 14,975.10

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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.