Home / 38,686.39-58,024.65-14,977.72

Finding the Fourth Proportional to 38,686.39, 58,024.65 and 14,977.72

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Solution

The fourth proportional to 38,686.39, 58,024.65 and 14,977.72 is: 22,464.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,686.39 : 58,024.65 = 14,977.72 : x
  2. Step 2: Convert to fraction form
    38,686.39/58,024.65 = 14,977.72/x
  3. Step 3: Cross multiply
    38,686.39x = 58,024.65 × 14,977.72
  4. Step 4: Simplify right side
    38,686.39x = 869,076,942.08
  5. Step 5: Solve for x
    x = 869,076,942.08/38,686.39
  6. Step 6: Final answer
    x = 22,464.67

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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.