Home / 42,966.08-64,433.73-14,878.59

Finding the Fourth Proportional to 42,966.08, 64,433.73 and 14,878.59

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Solution

The fourth proportional to 42,966.08, 64,433.73 and 14,878.59 is: 22,312.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,966.08 : 64,433.73 = 14,878.59 : x
  2. Step 2: Convert to fraction form
    42,966.08/64,433.73 = 14,878.59/x
  3. Step 3: Cross multiply
    42,966.08x = 64,433.73 × 14,878.59
  4. Step 4: Simplify right side
    42,966.08x = 958,683,050.84
  5. Step 5: Solve for x
    x = 958,683,050.84/42,966.08
  6. Step 6: Final answer
    x = 22,312.56

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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.