Home / 30,197.58-45,296.40-10,476.18

Finding the Fourth Proportional to 30,197.58, 45,296.40 and 10,476.18

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Solution

The fourth proportional to 30,197.58, 45,296.40 and 10,476.18 is: 15,714.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,197.58 : 45,296.40 = 10,476.18 : x
  2. Step 2: Convert to fraction form
    30,197.58/45,296.40 = 10,476.18/x
  3. Step 3: Cross multiply
    30,197.58x = 45,296.40 × 10,476.18
  4. Step 4: Simplify right side
    30,197.58x = 474,533,239.75
  5. Step 5: Solve for x
    x = 474,533,239.75/30,197.58
  6. Step 6: Final answer
    x = 15,714.28

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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.