Home / 30,412.32-45,624.96-10,692.06

Finding the Fourth Proportional to 30,412.32, 45,624.96 and 10,692.06

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Solution

The fourth proportional to 30,412.32, 45,624.96 and 10,692.06 is: 16,040.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,412.32 : 45,624.96 = 10,692.06 : x
  2. Step 2: Convert to fraction form
    30,412.32/45,624.96 = 10,692.06/x
  3. Step 3: Cross multiply
    30,412.32x = 45,624.96 × 10,692.06
  4. Step 4: Simplify right side
    30,412.32x = 487,824,809.82
  5. Step 5: Solve for x
    x = 487,824,809.82/30,412.32
  6. Step 6: Final answer
    x = 16,040.37

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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.