Home / 26,352.32-39,484.64-18,547.20

Finding the Fourth Proportional to 26,352.32, 39,484.64 and 18,547.20

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Solution

The fourth proportional to 26,352.32, 39,484.64 and 18,547.20 is: 27,789.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,352.32 : 39,484.64 = 18,547.20 : x
  2. Step 2: Convert to fraction form
    26,352.32/39,484.64 = 18,547.20/x
  3. Step 3: Cross multiply
    26,352.32x = 39,484.64 × 18,547.20
  4. Step 4: Simplify right side
    26,352.32x = 732,329,515.01
  5. Step 5: Solve for x
    x = 732,329,515.01/26,352.32
  6. Step 6: Final answer
    x = 27,789.94

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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.