Home / 19,328.10-28,992.15-14,948.70

Finding the Fourth Proportional to 19,328.10, 28,992.15 and 14,948.70

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Solution

The fourth proportional to 19,328.10, 28,992.15 and 14,948.70 is: 22,423.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,328.10 : 28,992.15 = 14,948.70 : x
  2. Step 2: Convert to fraction form
    19,328.10/28,992.15 = 14,948.70/x
  3. Step 3: Cross multiply
    19,328.10x = 28,992.15 × 14,948.70
  4. Step 4: Simplify right side
    19,328.10x = 433,394,952.71
  5. Step 5: Solve for x
    x = 433,394,952.71/19,328.10
  6. Step 6: Final answer
    x = 22,423.05

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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.