Home / 39,387.93-59,085.57-15,689.76

Finding the Fourth Proportional to 39,387.93, 59,085.57 and 15,689.76

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Solution

The fourth proportional to 39,387.93, 59,085.57 and 15,689.76 is: 23,536.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,387.93 : 59,085.57 = 15,689.76 : x
  2. Step 2: Convert to fraction form
    39,387.93/59,085.57 = 15,689.76/x
  3. Step 3: Cross multiply
    39,387.93x = 59,085.57 × 15,689.76
  4. Step 4: Simplify right side
    39,387.93x = 927,038,412.76
  5. Step 5: Solve for x
    x = 927,038,412.76/39,387.93
  6. Step 6: Final answer
    x = 23,536.10

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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.