Home / 26,312.50-39,464.57-8,782.32

Finding the Fourth Proportional to 26,312.50, 39,464.57 and 8,782.32

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Solution

The fourth proportional to 26,312.50, 39,464.57 and 8,782.32 is: 13,172.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,312.50 : 39,464.57 = 8,782.32 : x
  2. Step 2: Convert to fraction form
    26,312.50/39,464.57 = 8,782.32/x
  3. Step 3: Cross multiply
    26,312.50x = 39,464.57 × 8,782.32
  4. Step 4: Simplify right side
    26,312.50x = 346,590,602.95
  5. Step 5: Solve for x
    x = 346,590,602.95/26,312.50
  6. Step 6: Final answer
    x = 13,172.09

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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.