Home / 12,363.49-18,547.67-4,572.37

Finding the Fourth Proportional to 12,363.49, 18,547.67 and 4,572.37

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Solution

The fourth proportional to 12,363.49, 18,547.67 and 4,572.37 is: 6,859.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,363.49 : 18,547.67 = 4,572.37 : x
  2. Step 2: Convert to fraction form
    12,363.49/18,547.67 = 4,572.37/x
  3. Step 3: Cross multiply
    12,363.49x = 18,547.67 × 4,572.37
  4. Step 4: Simplify right side
    12,363.49x = 84,806,809.88
  5. Step 5: Solve for x
    x = 84,806,809.88/12,363.49
  6. Step 6: Final answer
    x = 6,859.46

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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.