Home / 52,518.02-72,476.10-28,646.91

Finding the Fourth Proportional to 52,518.02, 72,476.10 and 28,646.91

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Solution

The fourth proportional to 52,518.02, 72,476.10 and 28,646.91 is: 39,533.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,518.02 : 72,476.10 = 28,646.91 : x
  2. Step 2: Convert to fraction form
    52,518.02/72,476.10 = 28,646.91/x
  3. Step 3: Cross multiply
    52,518.02x = 72,476.10 × 28,646.91
  4. Step 4: Simplify right side
    52,518.02x = 2,076,216,313.85
  5. Step 5: Solve for x
    x = 2,076,216,313.85/52,518.02
  6. Step 6: Final answer
    x = 39,533.41

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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.