Home / 58,289.04-80,420.64-34,424.16

Finding the Fourth Proportional to 58,289.04, 80,420.64 and 34,424.16

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Solution

The fourth proportional to 58,289.04, 80,420.64 and 34,424.16 is: 47,494.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,289.04 : 80,420.64 = 34,424.16 : x
  2. Step 2: Convert to fraction form
    58,289.04/80,420.64 = 34,424.16/x
  3. Step 3: Cross multiply
    58,289.04x = 80,420.64 × 34,424.16
  4. Step 4: Simplify right side
    58,289.04x = 2,768,412,978.66
  5. Step 5: Solve for x
    x = 2,768,412,978.66/58,289.04
  6. Step 6: Final answer
    x = 47,494.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.