Home / 46,389.69-69,588.27-13,110.03

Finding the Fourth Proportional to 46,389.69, 69,588.27 and 13,110.03

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Solution

The fourth proportional to 46,389.69, 69,588.27 and 13,110.03 is: 19,666.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,389.69 : 69,588.27 = 13,110.03 : x
  2. Step 2: Convert to fraction form
    46,389.69/69,588.27 = 13,110.03/x
  3. Step 3: Cross multiply
    46,389.69x = 69,588.27 × 13,110.03
  4. Step 4: Simplify right side
    46,389.69x = 912,304,307.35
  5. Step 5: Solve for x
    x = 912,304,307.35/46,389.69
  6. Step 6: Final answer
    x = 19,666.10

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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.