Home / 46,971.12-70,457.04-11,910.72

Finding the Fourth Proportional to 46,971.12, 70,457.04 and 11,910.72

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Solution

The fourth proportional to 46,971.12, 70,457.04 and 11,910.72 is: 17,866.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,971.12 : 70,457.04 = 11,910.72 : x
  2. Step 2: Convert to fraction form
    46,971.12/70,457.04 = 11,910.72/x
  3. Step 3: Cross multiply
    46,971.12x = 70,457.04 × 11,910.72
  4. Step 4: Simplify right side
    46,971.12x = 839,194,075.47
  5. Step 5: Solve for x
    x = 839,194,075.47/46,971.12
  6. Step 6: Final answer
    x = 17,866.17

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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.