Home / 17,439.02-26,158.30-4,291.51

Finding the Fourth Proportional to 17,439.02, 26,158.30 and 4,291.51

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Solution

The fourth proportional to 17,439.02, 26,158.30 and 4,291.51 is: 6,437.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,439.02 : 26,158.30 = 4,291.51 : x
  2. Step 2: Convert to fraction form
    17,439.02/26,158.30 = 4,291.51/x
  3. Step 3: Cross multiply
    17,439.02x = 26,158.30 × 4,291.51
  4. Step 4: Simplify right side
    17,439.02x = 112,258,606.03
  5. Step 5: Solve for x
    x = 112,258,606.03/17,439.02
  6. Step 6: Final answer
    x = 6,437.21

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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.