Home / 58,970.57-88,439.40-19,530.74

Finding the Fourth Proportional to 58,970.57, 88,439.40 and 19,530.74

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Solution

The fourth proportional to 58,970.57, 88,439.40 and 19,530.74 is: 29,290.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,970.57 : 88,439.40 = 19,530.74 : x
  2. Step 2: Convert to fraction form
    58,970.57/88,439.40 = 19,530.74/x
  3. Step 3: Cross multiply
    58,970.57x = 88,439.40 × 19,530.74
  4. Step 4: Simplify right side
    58,970.57x = 1,727,287,148.25
  5. Step 5: Solve for x
    x = 1,727,287,148.25/58,970.57
  6. Step 6: Final answer
    x = 29,290.67

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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.