Home / 10,341.92-14,265.45-9,018.80

Finding the Fourth Proportional to 10,341.92, 14,265.45 and 9,018.80

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Solution

The fourth proportional to 10,341.92, 14,265.45 and 9,018.80 is: 12,440.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,341.92 : 14,265.45 = 9,018.80 : x
  2. Step 2: Convert to fraction form
    10,341.92/14,265.45 = 9,018.80/x
  3. Step 3: Cross multiply
    10,341.92x = 14,265.45 × 9,018.80
  4. Step 4: Simplify right side
    10,341.92x = 128,657,240.46
  5. Step 5: Solve for x
    x = 128,657,240.46/10,341.92
  6. Step 6: Final answer
    x = 12,440.36

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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.