Home / 48,292.74-66,628.23-28,145.01

Finding the Fourth Proportional to 48,292.74, 66,628.23 and 28,145.01

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Solution

The fourth proportional to 48,292.74, 66,628.23 and 28,145.01 is: 38,830.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,292.74 : 66,628.23 = 28,145.01 : x
  2. Step 2: Convert to fraction form
    48,292.74/66,628.23 = 28,145.01/x
  3. Step 3: Cross multiply
    48,292.74x = 66,628.23 × 28,145.01
  4. Step 4: Simplify right side
    48,292.74x = 1,875,252,199.63
  5. Step 5: Solve for x
    x = 1,875,252,199.63/48,292.74
  6. Step 6: Final answer
    x = 38,830.93

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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.