Home / 58,439.12-80,648.36-32,946.45

Finding the Fourth Proportional to 58,439.12, 80,648.36 and 32,946.45

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Solution

The fourth proportional to 58,439.12, 80,648.36 and 32,946.45 is: 45,467.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,439.12 : 80,648.36 = 32,946.45 : x
  2. Step 2: Convert to fraction form
    58,439.12/80,648.36 = 32,946.45/x
  3. Step 3: Cross multiply
    58,439.12x = 80,648.36 × 32,946.45
  4. Step 4: Simplify right side
    58,439.12x = 2,657,076,816.71
  5. Step 5: Solve for x
    x = 2,657,076,816.71/58,439.12
  6. Step 6: Final answer
    x = 45,467.43

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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.