Home / 25,875.36-38,818.56-14,787.36

Finding the Fourth Proportional to 25,875.36, 38,818.56 and 14,787.36

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Solution

The fourth proportional to 25,875.36, 38,818.56 and 14,787.36 is: 22,184.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,875.36 : 38,818.56 = 14,787.36 : x
  2. Step 2: Convert to fraction form
    25,875.36/38,818.56 = 14,787.36/x
  3. Step 3: Cross multiply
    25,875.36x = 38,818.56 × 14,787.36
  4. Step 4: Simplify right side
    25,875.36x = 574,024,021.40
  5. Step 5: Solve for x
    x = 574,024,021.40/25,875.36
  6. Step 6: Final answer
    x = 22,184.19

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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.