Home / 26,985.36-40,394.28-24,688.80

Finding the Fourth Proportional to 26,985.36, 40,394.28 and 24,688.80

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Solution

The fourth proportional to 26,985.36, 40,394.28 and 24,688.80 is: 36,956.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,985.36 : 40,394.28 = 24,688.80 : x
  2. Step 2: Convert to fraction form
    26,985.36/40,394.28 = 24,688.80/x
  3. Step 3: Cross multiply
    26,985.36x = 40,394.28 × 24,688.80
  4. Step 4: Simplify right side
    26,985.36x = 997,286,300.06
  5. Step 5: Solve for x
    x = 997,286,300.06/26,985.36
  6. Step 6: Final answer
    x = 36,956.57

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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.