Home / 43,457.16-59,919.84-28,328.52

Finding the Fourth Proportional to 43,457.16, 59,919.84 and 28,328.52

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Solution

The fourth proportional to 43,457.16, 59,919.84 and 28,328.52 is: 39,060.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,457.16 : 59,919.84 = 28,328.52 : x
  2. Step 2: Convert to fraction form
    43,457.16/59,919.84 = 28,328.52/x
  3. Step 3: Cross multiply
    43,457.16x = 59,919.84 × 28,328.52
  4. Step 4: Simplify right side
    43,457.16x = 1,697,440,385.84
  5. Step 5: Solve for x
    x = 1,697,440,385.84/43,457.16
  6. Step 6: Final answer
    x = 39,060.09

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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.