Home / 42,824.04-64,243.44-14,746.92

Finding the Fourth Proportional to 42,824.04, 64,243.44 and 14,746.92

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Solution

The fourth proportional to 42,824.04, 64,243.44 and 14,746.92 is: 22,122.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,824.04 : 64,243.44 = 14,746.92 : x
  2. Step 2: Convert to fraction form
    42,824.04/64,243.44 = 14,746.92/x
  3. Step 3: Cross multiply
    42,824.04x = 64,243.44 × 14,746.92
  4. Step 4: Simplify right side
    42,824.04x = 947,392,870.20
  5. Step 5: Solve for x
    x = 947,392,870.20/42,824.04
  6. Step 6: Final answer
    x = 22,122.92

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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.