Home / 30,266.24-45,399.56-10,545.17

Finding the Fourth Proportional to 30,266.24, 45,399.56 and 10,545.17

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Solution

The fourth proportional to 30,266.24, 45,399.56 and 10,545.17 is: 15,817.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,266.24 : 45,399.56 = 10,545.17 : x
  2. Step 2: Convert to fraction form
    30,266.24/45,399.56 = 10,545.17/x
  3. Step 3: Cross multiply
    30,266.24x = 45,399.56 × 10,545.17
  4. Step 4: Simplify right side
    30,266.24x = 478,745,798.40
  5. Step 5: Solve for x
    x = 478,745,798.40/30,266.24
  6. Step 6: Final answer
    x = 15,817.82

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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.