Home / 43,957.13-65,920.90-14,368.03

Finding the Fourth Proportional to 43,957.13, 65,920.90 and 14,368.03

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Solution

The fourth proportional to 43,957.13, 65,920.90 and 14,368.03 is: 21,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,957.13 : 65,920.90 = 14,368.03 : x
  2. Step 2: Convert to fraction form
    43,957.13/65,920.90 = 14,368.03/x
  3. Step 3: Cross multiply
    43,957.13x = 65,920.90 × 14,368.03
  4. Step 4: Simplify right side
    43,957.13x = 947,153,268.10
  5. Step 5: Solve for x
    x = 947,153,268.10/43,957.13
  6. Step 6: Final answer
    x = 21,547.21

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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.