Home / 52,236.08-72,085.36-28,362.24

Finding the Fourth Proportional to 52,236.08, 72,085.36 and 28,362.24

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Solution

The fourth proportional to 52,236.08, 72,085.36 and 28,362.24 is: 39,139.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,236.08 : 72,085.36 = 28,362.24 : x
  2. Step 2: Convert to fraction form
    52,236.08/72,085.36 = 28,362.24/x
  3. Step 3: Cross multiply
    52,236.08x = 72,085.36 × 28,362.24
  4. Step 4: Simplify right side
    52,236.08x = 2,044,502,280.81
  5. Step 5: Solve for x
    x = 2,044,502,280.81/52,236.08
  6. Step 6: Final answer
    x = 39,139.66

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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.