Home / 19,154.70-26,432.63-10,656.16

Finding the Fourth Proportional to 19,154.70, 26,432.63 and 10,656.16

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Solution

The fourth proportional to 19,154.70, 26,432.63 and 10,656.16 is: 14,705.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,154.70 : 26,432.63 = 10,656.16 : x
  2. Step 2: Convert to fraction form
    19,154.70/26,432.63 = 10,656.16/x
  3. Step 3: Cross multiply
    19,154.70x = 26,432.63 × 10,656.16
  4. Step 4: Simplify right side
    19,154.70x = 281,670,255.10
  5. Step 5: Solve for x
    x = 281,670,255.10/19,154.70
  6. Step 6: Final answer
    x = 14,705.02

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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.