Home / 47,030.14-70,547.37-11,970.10

Finding the Fourth Proportional to 47,030.14, 70,547.37 and 11,970.10

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Solution

The fourth proportional to 47,030.14, 70,547.37 and 11,970.10 is: 17,955.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,030.14 : 70,547.37 = 11,970.10 : x
  2. Step 2: Convert to fraction form
    47,030.14/70,547.37 = 11,970.10/x
  3. Step 3: Cross multiply
    47,030.14x = 70,547.37 × 11,970.10
  4. Step 4: Simplify right side
    47,030.14x = 844,459,073.64
  5. Step 5: Solve for x
    x = 844,459,073.64/47,030.14
  6. Step 6: Final answer
    x = 17,955.70

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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.