Home / 58,001.88-87,037.38-21,068.76

Finding the Fourth Proportional to 58,001.88, 87,037.38 and 21,068.76

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Solution

The fourth proportional to 58,001.88, 87,037.38 and 21,068.76 is: 31,615.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,001.88 : 87,037.38 = 21,068.76 : x
  2. Step 2: Convert to fraction form
    58,001.88/87,037.38 = 21,068.76/x
  3. Step 3: Cross multiply
    58,001.88x = 87,037.38 × 21,068.76
  4. Step 4: Simplify right side
    58,001.88x = 1,833,769,670.25
  5. Step 5: Solve for x
    x = 1,833,769,670.25/58,001.88
  6. Step 6: Final answer
    x = 31,615.69

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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.