Home / 18,746.32-25,869.90-10,248.49

Finding the Fourth Proportional to 18,746.32, 25,869.90 and 10,248.49

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Solution

The fourth proportional to 18,746.32, 25,869.90 and 10,248.49 is: 14,142.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,746.32 : 25,869.90 = 10,248.49 : x
  2. Step 2: Convert to fraction form
    18,746.32/25,869.90 = 10,248.49/x
  3. Step 3: Cross multiply
    18,746.32x = 25,869.90 × 10,248.49
  4. Step 4: Simplify right side
    18,746.32x = 265,127,411.45
  5. Step 5: Solve for x
    x = 265,127,411.45/18,746.32
  6. Step 6: Final answer
    x = 14,142.90

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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.