Home / 39,048.13-58,575.80-12,753.01

Finding the Fourth Proportional to 39,048.13, 58,575.80 and 12,753.01

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Solution

The fourth proportional to 39,048.13, 58,575.80 and 12,753.01 is: 19,130.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,048.13 : 58,575.80 = 12,753.01 : x
  2. Step 2: Convert to fraction form
    39,048.13/58,575.80 = 12,753.01/x
  3. Step 3: Cross multiply
    39,048.13x = 58,575.80 × 12,753.01
  4. Step 4: Simplify right side
    39,048.13x = 747,017,763.16
  5. Step 5: Solve for x
    x = 747,017,763.16/39,048.13
  6. Step 6: Final answer
    x = 19,130.69

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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.