Home / 25,368.23-35,001.86-15,302.57

Finding the Fourth Proportional to 25,368.23, 35,001.86 and 15,302.57

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Solution

The fourth proportional to 25,368.23, 35,001.86 and 15,302.57 is: 21,113.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368.23 : 35,001.86 = 15,302.57 : x
  2. Step 2: Convert to fraction form
    25,368.23/35,001.86 = 15,302.57/x
  3. Step 3: Cross multiply
    25,368.23x = 35,001.86 × 15,302.57
  4. Step 4: Simplify right side
    25,368.23x = 535,618,161.26
  5. Step 5: Solve for x
    x = 535,618,161.26/25,368.23
  6. Step 6: Final answer
    x = 21,113.74

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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.