Home / 12,795.81-19,196.75-4,030.70

Finding the Fourth Proportional to 12,795.81, 19,196.75 and 4,030.70

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Solution

The fourth proportional to 12,795.81, 19,196.75 and 4,030.70 is: 6,047.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.81 : 19,196.75 = 4,030.70 : x
  2. Step 2: Convert to fraction form
    12,795.81/19,196.75 = 4,030.70/x
  3. Step 3: Cross multiply
    12,795.81x = 19,196.75 × 4,030.70
  4. Step 4: Simplify right side
    12,795.81x = 77,376,340.23
  5. Step 5: Solve for x
    x = 77,376,340.23/12,795.81
  6. Step 6: Final answer
    x = 6,047.01

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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.