Home / 51,663.12-77,484.45-14,213.52

Finding the Fourth Proportional to 51,663.12, 77,484.45 and 14,213.52

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Solution

The fourth proportional to 51,663.12, 77,484.45 and 14,213.52 is: 21,317.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,663.12 : 77,484.45 = 14,213.52 : x
  2. Step 2: Convert to fraction form
    51,663.12/77,484.45 = 14,213.52/x
  3. Step 3: Cross multiply
    51,663.12x = 77,484.45 × 14,213.52
  4. Step 4: Simplify right side
    51,663.12x = 1,101,326,779.76
  5. Step 5: Solve for x
    x = 1,101,326,779.76/51,663.12
  6. Step 6: Final answer
    x = 21,317.47

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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.