Home / 46,678.40-70,017.68-11,618.08

Finding the Fourth Proportional to 46,678.40, 70,017.68 and 11,618.08

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Solution

The fourth proportional to 46,678.40, 70,017.68 and 11,618.08 is: 17,427.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,678.40 : 70,017.68 = 11,618.08 : x
  2. Step 2: Convert to fraction form
    46,678.40/70,017.68 = 11,618.08/x
  3. Step 3: Cross multiply
    46,678.40x = 70,017.68 × 11,618.08
  4. Step 4: Simplify right side
    46,678.40x = 813,471,007.65
  5. Step 5: Solve for x
    x = 813,471,007.65/46,678.40
  6. Step 6: Final answer
    x = 17,427.14

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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.