Home / 26,980.64-37,220.04-18,030.36

Finding the Fourth Proportional to 26,980.64, 37,220.04 and 18,030.36

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Solution

The fourth proportional to 26,980.64, 37,220.04 and 18,030.36 is: 24,873.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,980.64 : 37,220.04 = 18,030.36 : x
  2. Step 2: Convert to fraction form
    26,980.64/37,220.04 = 18,030.36/x
  3. Step 3: Cross multiply
    26,980.64x = 37,220.04 × 18,030.36
  4. Step 4: Simplify right side
    26,980.64x = 671,090,720.41
  5. Step 5: Solve for x
    x = 671,090,720.41/26,980.64
  6. Step 6: Final answer
    x = 24,873.05

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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.