Home / 21,567.04-29,693.45-21,096.47

Finding the Fourth Proportional to 21,567.04, 29,693.45 and 21,096.47

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Solution

The fourth proportional to 21,567.04, 29,693.45 and 21,096.47 is: 29,045.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,567.04 : 29,693.45 = 21,096.47 : x
  2. Step 2: Convert to fraction form
    21,567.04/29,693.45 = 21,096.47/x
  3. Step 3: Cross multiply
    21,567.04x = 29,693.45 × 21,096.47
  4. Step 4: Simplify right side
    21,567.04x = 626,427,104.10
  5. Step 5: Solve for x
    x = 626,427,104.10/21,567.04
  6. Step 6: Final answer
    x = 29,045.58

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1.5x scale

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.