Home / 19,263.40-26,565.70-14,787.34

Finding the Fourth Proportional to 19,263.40, 26,565.70 and 14,787.34

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Solution

The fourth proportional to 19,263.40, 26,565.70 and 14,787.34 is: 20,392.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,263.40 : 26,565.70 = 14,787.34 : x
  2. Step 2: Convert to fraction form
    19,263.40/26,565.70 = 14,787.34/x
  3. Step 3: Cross multiply
    19,263.40x = 26,565.70 × 14,787.34
  4. Step 4: Simplify right side
    19,263.40x = 392,836,038.24
  5. Step 5: Solve for x
    x = 392,836,038.24/19,263.40
  6. Step 6: Final answer
    x = 20,392.87

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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.