Home / 42,230.03-58,325.28-28,777.93

Finding the Fourth Proportional to 42,230.03, 58,325.28 and 28,777.93

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Solution

The fourth proportional to 42,230.03, 58,325.28 and 28,777.93 is: 39,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,230.03 : 58,325.28 = 28,777.93 : x
  2. Step 2: Convert to fraction form
    42,230.03/58,325.28 = 28,777.93/x
  3. Step 3: Cross multiply
    42,230.03x = 58,325.28 × 28,777.93
  4. Step 4: Simplify right side
    42,230.03x = 1,678,480,939.89
  5. Step 5: Solve for x
    x = 1,678,480,939.89/42,230.03
  6. Step 6: Final answer
    x = 39,746.14

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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.