Home / 56,231.12-84,346.68-14,678.16

Finding the Fourth Proportional to 56,231.12, 84,346.68 and 14,678.16

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Solution

The fourth proportional to 56,231.12, 84,346.68 and 14,678.16 is: 22,017.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,231.12 : 84,346.68 = 14,678.16 : x
  2. Step 2: Convert to fraction form
    56,231.12/84,346.68 = 14,678.16/x
  3. Step 3: Cross multiply
    56,231.12x = 84,346.68 × 14,678.16
  4. Step 4: Simplify right side
    56,231.12x = 1,238,054,064.51
  5. Step 5: Solve for x
    x = 1,238,054,064.51/56,231.12
  6. Step 6: Final answer
    x = 22,017.24

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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.