Home / 51,417.72-77,115.06-14,484.60

Finding the Fourth Proportional to 51,417.72, 77,115.06 and 14,484.60

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Solution

The fourth proportional to 51,417.72, 77,115.06 and 14,484.60 is: 21,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,417.72 : 77,115.06 = 14,484.60 : x
  2. Step 2: Convert to fraction form
    51,417.72/77,115.06 = 14,484.60/x
  3. Step 3: Cross multiply
    51,417.72x = 77,115.06 × 14,484.60
  4. Step 4: Simplify right side
    51,417.72x = 1,116,980,798.08
  5. Step 5: Solve for x
    x = 1,116,980,798.08/51,417.72
  6. Step 6: Final answer
    x = 21,723.65

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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.