Home / 26,275.84-39,407.80-7,555.84

Finding the Fourth Proportional to 26,275.84, 39,407.80 and 7,555.84

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Solution

The fourth proportional to 26,275.84, 39,407.80 and 7,555.84 is: 11,332.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,275.84 : 39,407.80 = 7,555.84 : x
  2. Step 2: Convert to fraction form
    26,275.84/39,407.80 = 7,555.84/x
  3. Step 3: Cross multiply
    26,275.84x = 39,407.80 × 7,555.84
  4. Step 4: Simplify right side
    26,275.84x = 297,759,031.55
  5. Step 5: Solve for x
    x = 297,759,031.55/26,275.84
  6. Step 6: Final answer
    x = 11,332.05

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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.