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Finding the Fourth Proportional to 46,389.88, 69,590.24 and 14,788.92

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Solution

The fourth proportional to 46,389.88, 69,590.24 and 14,788.92 is: 22,185.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,389.88 : 69,590.24 = 14,788.92 : x
  2. Step 2: Convert to fraction form
    46,389.88/69,590.24 = 14,788.92/x
  3. Step 3: Cross multiply
    46,389.88x = 69,590.24 × 14,788.92
  4. Step 4: Simplify right side
    46,389.88x = 1,029,164,492.14
  5. Step 5: Solve for x
    x = 1,029,164,492.14/46,389.88
  6. Step 6: Final answer
    x = 22,185.11

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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.