Home / 48,275.02-66,627.26-28,143.69

Finding the Fourth Proportional to 48,275.02, 66,627.26 and 28,143.69

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Solution

The fourth proportional to 48,275.02, 66,627.26 and 28,143.69 is: 38,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,275.02 : 66,627.26 = 28,143.69 : x
  2. Step 2: Convert to fraction form
    48,275.02/66,627.26 = 28,143.69/x
  3. Step 3: Cross multiply
    48,275.02x = 66,627.26 × 28,143.69
  4. Step 4: Simplify right side
    48,275.02x = 1,875,136,950.99
  5. Step 5: Solve for x
    x = 1,875,136,950.99/48,275.02
  6. Step 6: Final answer
    x = 38,842.80

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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.