Home / 26,325.79-36,332.08-14,390.90

Finding the Fourth Proportional to 26,325.79, 36,332.08 and 14,390.90

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Solution

The fourth proportional to 26,325.79, 36,332.08 and 14,390.90 is: 19,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,325.79 : 36,332.08 = 14,390.90 : x
  2. Step 2: Convert to fraction form
    26,325.79/36,332.08 = 14,390.90/x
  3. Step 3: Cross multiply
    26,325.79x = 36,332.08 × 14,390.90
  4. Step 4: Simplify right side
    26,325.79x = 522,851,330.07
  5. Step 5: Solve for x
    x = 522,851,330.07/26,325.79
  6. Step 6: Final answer
    x = 19,860.80

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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.