Home / 39,062.04-58,378.70-28,554.18

Finding the Fourth Proportional to 39,062.04, 58,378.70 and 28,554.18

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Solution

The fourth proportional to 39,062.04, 58,378.70 and 28,554.18 is: 42,674.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,062.04 : 58,378.70 = 28,554.18 : x
  2. Step 2: Convert to fraction form
    39,062.04/58,378.70 = 28,554.18/x
  3. Step 3: Cross multiply
    39,062.04x = 58,378.70 × 28,554.18
  4. Step 4: Simplify right side
    39,062.04x = 1,666,955,765.20
  5. Step 5: Solve for x
    x = 1,666,955,765.20/39,062.04
  6. Step 6: Final answer
    x = 42,674.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.