Home / 19,555.32-26,986.14-10,602.60

Finding the Fourth Proportional to 19,555.32, 26,986.14 and 10,602.60

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Solution

The fourth proportional to 19,555.32, 26,986.14 and 10,602.60 is: 14,631.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555.32 : 26,986.14 = 10,602.60 : x
  2. Step 2: Convert to fraction form
    19,555.32/26,986.14 = 10,602.60/x
  3. Step 3: Cross multiply
    19,555.32x = 26,986.14 × 10,602.60
  4. Step 4: Simplify right side
    19,555.32x = 286,123,247.96
  5. Step 5: Solve for x
    x = 286,123,247.96/19,555.32
  6. Step 6: Final answer
    x = 14,631.48

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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.