Home / 13,569.42-18,726.66-7,601.46

Finding the Fourth Proportional to 13,569.42, 18,726.66 and 7,601.46

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Solution

The fourth proportional to 13,569.42, 18,726.66 and 7,601.46 is: 10,490.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569.42 : 18,726.66 = 7,601.46 : x
  2. Step 2: Convert to fraction form
    13,569.42/18,726.66 = 7,601.46/x
  3. Step 3: Cross multiply
    13,569.42x = 18,726.66 × 7,601.46
  4. Step 4: Simplify right side
    13,569.42x = 142,349,956.92
  5. Step 5: Solve for x
    x = 142,349,956.92/13,569.42
  6. Step 6: Final answer
    x = 10,490.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.