Home / 30,465.23-42,041.72-17,036.33

Finding the Fourth Proportional to 30,465.23, 42,041.72 and 17,036.33

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Solution

The fourth proportional to 30,465.23, 42,041.72 and 17,036.33 is: 23,509.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,465.23 : 42,041.72 = 17,036.33 : x
  2. Step 2: Convert to fraction form
    30,465.23/42,041.72 = 17,036.33/x
  3. Step 3: Cross multiply
    30,465.23x = 42,041.72 × 17,036.33
  4. Step 4: Simplify right side
    30,465.23x = 716,236,448.07
  5. Step 5: Solve for x
    x = 716,236,448.07/30,465.23
  6. Step 6: Final answer
    x = 23,509.97

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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.