Home / 15,558.21-23,340.35-5,030.84

Finding the Fourth Proportional to 15,558.21, 23,340.35 and 5,030.84

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Solution

The fourth proportional to 15,558.21, 23,340.35 and 5,030.84 is: 7,547.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,558.21 : 23,340.35 = 5,030.84 : x
  2. Step 2: Convert to fraction form
    15,558.21/23,340.35 = 5,030.84/x
  3. Step 3: Cross multiply
    15,558.21x = 23,340.35 × 5,030.84
  4. Step 4: Simplify right side
    15,558.21x = 117,421,637.32
  5. Step 5: Solve for x
    x = 117,421,637.32/15,558.21
  6. Step 6: Final answer
    x = 7,547.25

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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.