Home / 37,148.32-51,264.50-20,152.57

Finding the Fourth Proportional to 37,148.32, 51,264.50 and 20,152.57

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Solution

The fourth proportional to 37,148.32, 51,264.50 and 20,152.57 is: 27,810.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,148.32 : 51,264.50 = 20,152.57 : x
  2. Step 2: Convert to fraction form
    37,148.32/51,264.50 = 20,152.57/x
  3. Step 3: Cross multiply
    37,148.32x = 51,264.50 × 20,152.57
  4. Step 4: Simplify right side
    37,148.32x = 1,033,111,424.77
  5. Step 5: Solve for x
    x = 1,033,111,424.77/37,148.32
  6. Step 6: Final answer
    x = 27,810.45

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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.