Home / 35,621.47-53,417.17-10,665.07

Finding the Fourth Proportional to 35,621.47, 53,417.17 and 10,665.07

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Solution

The fourth proportional to 35,621.47, 53,417.17 and 10,665.07 is: 15,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,621.47 : 53,417.17 = 10,665.07 : x
  2. Step 2: Convert to fraction form
    35,621.47/53,417.17 = 10,665.07/x
  3. Step 3: Cross multiply
    35,621.47x = 53,417.17 × 10,665.07
  4. Step 4: Simplify right side
    35,621.47x = 569,697,737.04
  5. Step 5: Solve for x
    x = 569,697,737.04/35,621.47
  6. Step 6: Final answer
    x = 15,993.10

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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.