Home / 38,700.33-58,050.56-10,620.77

Finding the Fourth Proportional to 38,700.33, 58,050.56 and 10,620.77

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Solution

The fourth proportional to 38,700.33, 58,050.56 and 10,620.77 is: 15,931.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,700.33 : 58,050.56 = 10,620.77 : x
  2. Step 2: Convert to fraction form
    38,700.33/58,050.56 = 10,620.77/x
  3. Step 3: Cross multiply
    38,700.33x = 58,050.56 × 10,620.77
  4. Step 4: Simplify right side
    38,700.33x = 616,541,302.77
  5. Step 5: Solve for x
    x = 616,541,302.77/38,700.33
  6. Step 6: Final answer
    x = 15,931.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.