Home / 13,316.60-19,985.23-5,004.18

Finding the Fourth Proportional to 13,316.60, 19,985.23 and 5,004.18

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Solution

The fourth proportional to 13,316.60, 19,985.23 and 5,004.18 is: 7,510.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,316.60 : 19,985.23 = 5,004.18 : x
  2. Step 2: Convert to fraction form
    13,316.60/19,985.23 = 5,004.18/x
  3. Step 3: Cross multiply
    13,316.60x = 19,985.23 × 5,004.18
  4. Step 4: Simplify right side
    13,316.60x = 100,009,688.26
  5. Step 5: Solve for x
    x = 100,009,688.26/13,316.60
  6. Step 6: Final answer
    x = 7,510.15

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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.