Home / 35,436.76-53,155.08-10,477.12

Finding the Fourth Proportional to 35,436.76, 53,155.08 and 10,477.12

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Solution

The fourth proportional to 35,436.76, 53,155.08 and 10,477.12 is: 15,715.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,436.76 : 53,155.08 = 10,477.12 : x
  2. Step 2: Convert to fraction form
    35,436.76/53,155.08 = 10,477.12/x
  3. Step 3: Cross multiply
    35,436.76x = 53,155.08 × 10,477.12
  4. Step 4: Simplify right side
    35,436.76x = 556,912,151.77
  5. Step 5: Solve for x
    x = 556,912,151.77/35,436.76
  6. Step 6: Final answer
    x = 15,715.66

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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.