Home / 18,875.36-26,048.04-10,492.40

Finding the Fourth Proportional to 18,875.36, 26,048.04 and 10,492.40

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Solution

The fourth proportional to 18,875.36, 26,048.04 and 10,492.40 is: 14,479.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.36 : 26,048.04 = 10,492.40 : x
  2. Step 2: Convert to fraction form
    18,875.36/26,048.04 = 10,492.40/x
  3. Step 3: Cross multiply
    18,875.36x = 26,048.04 × 10,492.40
  4. Step 4: Simplify right side
    18,875.36x = 273,306,454.90
  5. Step 5: Solve for x
    x = 273,306,454.90/18,875.36
  6. Step 6: Final answer
    x = 14,479.54

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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.