Home / 46,089.10-69,133.70-12,809.17

Finding the Fourth Proportional to 46,089.10, 69,133.70 and 12,809.17

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Solution

The fourth proportional to 46,089.10, 69,133.70 and 12,809.17 is: 19,213.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,089.10 : 69,133.70 = 12,809.17 : x
  2. Step 2: Convert to fraction form
    46,089.10/69,133.70 = 12,809.17/x
  3. Step 3: Cross multiply
    46,089.10x = 69,133.70 × 12,809.17
  4. Step 4: Simplify right side
    46,089.10x = 885,545,316.03
  5. Step 5: Solve for x
    x = 885,545,316.03/46,089.10
  6. Step 6: Final answer
    x = 19,213.77

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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.