Home / 27,124.74-40,688.46-8,417.52

Finding the Fourth Proportional to 27,124.74, 40,688.46 and 8,417.52

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Solution

The fourth proportional to 27,124.74, 40,688.46 and 8,417.52 is: 12,626.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,124.74 : 40,688.46 = 8,417.52 : x
  2. Step 2: Convert to fraction form
    27,124.74/40,688.46 = 8,417.52/x
  3. Step 3: Cross multiply
    27,124.74x = 40,688.46 × 8,417.52
  4. Step 4: Simplify right side
    27,124.74x = 342,495,925.82
  5. Step 5: Solve for x
    x = 342,495,925.82/27,124.74
  6. Step 6: Final answer
    x = 12,626.70

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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.