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Finding the Fourth Proportional to 35,886, 49,471.34 and 25,242.60

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Solution

The fourth proportional to 35,886, 49,471.34 and 25,242.60 is: 34,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,886 : 49,471.34 = 25,242.60 : x
  2. Step 2: Convert to fraction form
    35,886/49,471.34 = 25,242.60/x
  3. Step 3: Cross multiply
    35,886x = 49,471.34 × 25,242.60
  4. Step 4: Simplify right side
    35,886x = 1,248,785,247.08
  5. Step 5: Solve for x
    x = 1,248,785,247.08/35,886
  6. Step 6: Final answer
    x = 34,798.67

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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.