Home / 58,483-87,733.61-19,030.80

Finding the Fourth Proportional to 58,483, 87,733.61 and 19,030.80

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Solution

The fourth proportional to 58,483, 87,733.61 and 19,030.80 is: 28,549.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,483 : 87,733.61 = 19,030.80 : x
  2. Step 2: Convert to fraction form
    58,483/87,733.61 = 19,030.80/x
  3. Step 3: Cross multiply
    58,483x = 87,733.61 × 19,030.80
  4. Step 4: Simplify right side
    58,483x = 1,669,640,785.19
  5. Step 5: Solve for x
    x = 1,669,640,785.19/58,483
  6. Step 6: Final answer
    x = 28,549.16

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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.