Home / 25,673.10-35,428.72-14,342.50

Finding the Fourth Proportional to 25,673.10, 35,428.72 and 14,342.50

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Solution

The fourth proportional to 25,673.10, 35,428.72 and 14,342.50 is: 19,792.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,673.10 : 35,428.72 = 14,342.50 : x
  2. Step 2: Convert to fraction form
    25,673.10/35,428.72 = 14,342.50/x
  3. Step 3: Cross multiply
    25,673.10x = 35,428.72 × 14,342.50
  4. Step 4: Simplify right side
    25,673.10x = 508,136,416.60
  5. Step 5: Solve for x
    x = 508,136,416.60/25,673.10
  6. Step 6: Final answer
    x = 19,792.56

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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.