Home / 30,946.14-46,427.02-8,759.70

Finding the Fourth Proportional to 30,946.14, 46,427.02 and 8,759.70

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Solution

The fourth proportional to 30,946.14, 46,427.02 and 8,759.70 is: 13,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,946.14 : 46,427.02 = 8,759.70 : x
  2. Step 2: Convert to fraction form
    30,946.14/46,427.02 = 8,759.70/x
  3. Step 3: Cross multiply
    30,946.14x = 46,427.02 × 8,759.70
  4. Step 4: Simplify right side
    30,946.14x = 406,686,946.29
  5. Step 5: Solve for x
    x = 406,686,946.29/30,946.14
  6. Step 6: Final answer
    x = 13,141.77

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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.