Home / 35,689.70-49,250.47-20,582.99

Finding the Fourth Proportional to 35,689.70, 49,250.47 and 20,582.99

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Solution

The fourth proportional to 35,689.70, 49,250.47 and 20,582.99 is: 28,403.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,689.70 : 49,250.47 = 20,582.99 : x
  2. Step 2: Convert to fraction form
    35,689.70/49,250.47 = 20,582.99/x
  3. Step 3: Cross multiply
    35,689.70x = 49,250.47 × 20,582.99
  4. Step 4: Simplify right side
    35,689.70x = 1,013,721,931.51
  5. Step 5: Solve for x
    x = 1,013,721,931.51/35,689.70
  6. Step 6: Final answer
    x = 28,403.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.