Home / 26,639.64-36,762.72-14,703.84

Finding the Fourth Proportional to 26,639.64, 36,762.72 and 14,703.84

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Solution

The fourth proportional to 26,639.64, 36,762.72 and 14,703.84 is: 20,291.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,639.64 : 36,762.72 = 14,703.84 : x
  2. Step 2: Convert to fraction form
    26,639.64/36,762.72 = 14,703.84/x
  3. Step 3: Cross multiply
    26,639.64x = 36,762.72 × 14,703.84
  4. Step 4: Simplify right side
    26,639.64x = 540,553,152.84
  5. Step 5: Solve for x
    x = 540,553,152.84/26,639.64
  6. Step 6: Final answer
    x = 20,291.31

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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.