Home / 42,832.50-64,252.80-14,751.42

Finding the Fourth Proportional to 42,832.50, 64,252.80 and 14,751.42

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Solution

The fourth proportional to 42,832.50, 64,252.80 and 14,751.42 is: 22,128.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,832.50 : 64,252.80 = 14,751.42 : x
  2. Step 2: Convert to fraction form
    42,832.50/64,252.80 = 14,751.42/x
  3. Step 3: Cross multiply
    42,832.50x = 64,252.80 × 14,751.42
  4. Step 4: Simplify right side
    42,832.50x = 947,820,038.98
  5. Step 5: Solve for x
    x = 947,820,038.98/42,832.50
  6. Step 6: Final answer
    x = 22,128.52

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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.