Home / 14,605.04-21,918.12-5,842.40

Finding the Fourth Proportional to 14,605.04, 21,918.12 and 5,842.40

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Solution

The fourth proportional to 14,605.04, 21,918.12 and 5,842.40 is: 8,767.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,605.04 : 21,918.12 = 5,842.40 : x
  2. Step 2: Convert to fraction form
    14,605.04/21,918.12 = 5,842.40/x
  3. Step 3: Cross multiply
    14,605.04x = 21,918.12 × 5,842.40
  4. Step 4: Simplify right side
    14,605.04x = 128,054,424.29
  5. Step 5: Solve for x
    x = 128,054,424.29/14,605.04
  6. Step 6: Final answer
    x = 8,767.82

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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.