Home / 42,669.36-64,033.20-14,967.36

Finding the Fourth Proportional to 42,669.36, 64,033.20 and 14,967.36

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Solution

The fourth proportional to 42,669.36, 64,033.20 and 14,967.36 is: 22,461.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,669.36 : 64,033.20 = 14,967.36 : x
  2. Step 2: Convert to fraction form
    42,669.36/64,033.20 = 14,967.36/x
  3. Step 3: Cross multiply
    42,669.36x = 64,033.20 × 14,967.36
  4. Step 4: Simplify right side
    42,669.36x = 958,407,956.35
  5. Step 5: Solve for x
    x = 958,407,956.35/42,669.36
  6. Step 6: Final answer
    x = 22,461.27

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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.