Home / 25,439.48-38,110.02-14,312.36

Finding the Fourth Proportional to 25,439.48, 38,110.02 and 14,312.36

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Solution

The fourth proportional to 25,439.48, 38,110.02 and 14,312.36 is: 21,440.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,439.48 : 38,110.02 = 14,312.36 : x
  2. Step 2: Convert to fraction form
    25,439.48/38,110.02 = 14,312.36/x
  3. Step 3: Cross multiply
    25,439.48x = 38,110.02 × 14,312.36
  4. Step 4: Simplify right side
    25,439.48x = 545,444,325.85
  5. Step 5: Solve for x
    x = 545,444,325.85/25,439.48
  6. Step 6: Final answer
    x = 21,440.86

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1.5x scale

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.