Home / 15,368.40-23,048.55-4,838.40

Finding the Fourth Proportional to 15,368.40, 23,048.55 and 4,838.40

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Solution

The fourth proportional to 15,368.40, 23,048.55 and 4,838.40 is: 7,256.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,368.40 : 23,048.55 = 4,838.40 : x
  2. Step 2: Convert to fraction form
    15,368.40/23,048.55 = 4,838.40/x
  3. Step 3: Cross multiply
    15,368.40x = 23,048.55 × 4,838.40
  4. Step 4: Simplify right side
    15,368.40x = 111,518,104.32
  5. Step 5: Solve for x
    x = 111,518,104.32/15,368.40
  6. Step 6: Final answer
    x = 7,256.32

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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.